Greatest Common Factor of 21, 95, 68, 126

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

• Greatest Common Factor of 21, 95, 68, 126 by common division method
• Greatest Common Factor of 21, 95, 68, 126 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 95

List of positive integer factors of 95 that divides 95 without a remainder.

1,5,19,95

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

Greatest Common Factor

We found the factors 21,95,68,126 . The biggest common factor number is the GCF number.
So the greatest common factor 21,95,68,126 is 1.

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

• GCF of 91, 40, 35, 397
• GCF of 20, 51, 92, 340
• GCF of 72, 27, 24, 585
• GCF of 65, 63, 48, 623
• GCF of 88, 37, 45, 587

1. What is the GCF of 21, 95, 68, 126?

Answer: GCF of 21, 95, 68, 126 is 1.

2. How to Find the GCF of 21, 95, 68, 126

Answer: Greatest Common Factor(GCF) of 21, 95, 68, 126 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 95, 68, 126) = 1.