Greatest Common Factor of 21, 757, 972

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

• Greatest Common Factor of 21, 757, 972 by common division method
• Greatest Common Factor of 21, 757, 972 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 21

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

1,3,7,21

Factors of 757

List of positive integer factors of 757 that divides 757 without a remainder.

1,757

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Greatest Common Factor

We found the factors 21,757,972 . The biggest common factor number is the GCF number.
So the greatest common factor 21,757,972 is 1.

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

• GCF of 22, 901, 450
• GCF of 26, 317, 617
• GCF of 18, 442, 785
• GCF of 70, 790, 932
• GCF of 65, 364, 104

1. What is the GCF of 21, 757, 972?

Answer: GCF of 21, 757, 972 is 1.

2. How to Find the GCF of 21, 757, 972

Answer: Greatest Common Factor(GCF) of 21, 757, 972 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 757, 972) = 1.