GCF and LCM Calculator Logo

What is the Greatest Common Factor of 21454 and 21469?

Greatest common factor (GCF) of 21454 and 21469 is 1.

GCF(21454,21469) = 1

We will now calculate the prime factors of 21454 and 21469, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 21454 and 21469.

GCF Calculator and
and

How to find the GCF of 21454 and 21469?

We will first find the prime factorization of 21454 and 21469. After we will calculate the factors of 21454 and 21469 and find the biggest common factor number .

Step-1: Prime Factorization of 21454

Prime factors of 21454 are 2, 17, 631. Prime factorization of 21454 in exponential form is:

21454 = 21 × 171 × 6311

Step-2: Prime Factorization of 21469

Prime factors of 21469 are 7, 3067. Prime factorization of 21469 in exponential form is:

21469 = 71 × 30671

Step-3: Factors of 21454

List of positive integer factors of 21454 that divides 21454 without a remainder.

1, 2, 17, 34, 631, 1262, 10727

Step-4: Factors of 21469

List of positive integer factors of 21469 that divides 21454 without a remainder.

1, 7, 3067

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 21454 and 21469. The biggest common factor number is the GCF number.
So the greatest common factor 21454 and 21469 is 1.

Also check out the Least Common Multiple of 21454 and 21469