Greatest Common Factor of 36, 69, 21, 441

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 36, 69, 21, 441 by common division method
• Greatest Common Factor of 36, 69, 21, 441 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 441

List of positive integer factors of 441 that divides 441 without a remainder.

1,3,7,9,21,49,63,147,441

Greatest Common Factor

We found the factors 36,69,21,441 . The biggest common factor number is the GCF number.
So the greatest common factor 36,69,21,441 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 65, 93, 66, 569
• GCF of 66, 52, 60, 875
• GCF of 64, 14, 66, 369
• GCF of 19, 67, 35, 928
• GCF of 88, 66, 37, 722

1. What is the GCF of 36, 69, 21, 441?

Answer: GCF of 36, 69, 21, 441 is 3.

2. How to Find the GCF of 36, 69, 21, 441

Answer: Greatest Common Factor(GCF) of 36, 69, 21, 441 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(36, 69, 21, 441) = 3.