Greatest Common Factor of 21, 187, 186

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

• Greatest Common Factor of 21, 187, 186 by common division method
• Greatest Common Factor of 21, 187, 186 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 187

List of positive integer factors of 187 that divides 187 without a remainder.

1,11,17,187

Factors of 186

List of positive integer factors of 186 that divides 186 without a remainder.

1,2,3,6,31,62,93,186

Greatest Common Factor

We found the factors 21,187,186 . The biggest common factor number is the GCF number.
So the greatest common factor 21,187,186 is 1.

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

• GCF of 99, 356, 754
• GCF of 15, 851, 704
• GCF of 78, 672, 696
• GCF of 89, 986, 834
• GCF of 66, 262, 446

1. What is the GCF of 21, 187, 186?

Answer: GCF of 21, 187, 186 is 1.

2. How to Find the GCF of 21, 187, 186

Answer: Greatest Common Factor(GCF) of 21, 187, 186 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 187, 186) = 1.