Greatest Common Factor of 21, 664, 106

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

• Greatest Common Factor of 21, 664, 106 by common division method
• Greatest Common Factor of 21, 664, 106 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 664

List of positive integer factors of 664 that divides 664 without a remainder.

1,2,4,8,83,166,332,664

Factors of 106

List of positive integer factors of 106 that divides 106 without a remainder.

1,2,53,106

Greatest Common Factor

We found the factors 21,664,106 . The biggest common factor number is the GCF number.
So the greatest common factor 21,664,106 is 1.

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

• GCF of 15, 163, 938
• GCF of 20, 568, 480
• GCF of 42, 948, 748
• GCF of 60, 742, 994
• GCF of 65, 379, 902

1. What is the GCF of 21, 664, 106?

Answer: GCF of 21, 664, 106 is 1.

2. How to Find the GCF of 21, 664, 106

Answer: Greatest Common Factor(GCF) of 21, 664, 106 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 664, 106) = 1.