Greatest Common Factor of 21, 969, 749

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

• Greatest Common Factor of 21, 969, 749 by common division method
• Greatest Common Factor of 21, 969, 749 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 969

List of positive integer factors of 969 that divides 969 without a remainder.

1,3,17,19,51,57,323,969

Factors of 749

List of positive integer factors of 749 that divides 749 without a remainder.

1,7,107,749

Greatest Common Factor

We found the factors 21,969,749 . The biggest common factor number is the GCF number.
So the greatest common factor 21,969,749 is 1.

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

• GCF of 46, 331, 442
• GCF of 77, 803, 975
• GCF of 89, 780, 812
• GCF of 77, 691, 635
• GCF of 62, 457, 303

1. What is the GCF of 21, 969, 749?

Answer: GCF of 21, 969, 749 is 1.

2. How to Find the GCF of 21, 969, 749

Answer: Greatest Common Factor(GCF) of 21, 969, 749 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 969, 749) = 1.