What is the Greatest Common Factor of 21822 and 21841?

Greatest common factor (GCF) of 21822 and 21841 is 1.

GCF(21822,21841) = 1

We will now calculate the prime factors of 21822 and 21841, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 21822 and 21841.

How to find the GCF of 21822 and 21841?

We will first find the prime factorization of 21822 and 21841. After we will calculate the factors of 21822 and 21841 and find the biggest common factor number .

Step-1: Prime Factorization of 21822

Prime factors of 21822 are 2, 3, 3637. Prime factorization of 21822 in exponential form is:

21822 = 2¹ × 3¹ × 3637¹

Step-2: Prime Factorization of 21841

Prime factors of 21841 are 21841. Prime factorization of 21841 in exponential form is:

21841 = 21841¹

Step-3: Factors of 21822

List of positive integer factors of 21822 that divides 21822 without a remainder.

1, 2, 3, 6, 3637, 7274, 10911

Step-4: Factors of 21841

List of positive integer factors of 21841 that divides 21822 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 21822 and 21841. The biggest common factor number is the GCF number.
So the greatest common factor 21822 and 21841 is 1.

Also check out the Least Common Multiple of 21822 and 21841