Greatest Common Factor of 21, 17, 958

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

• Greatest Common Factor of 21, 17, 958 by common division method
• Greatest Common Factor of 21, 17, 958 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 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 958

List of positive integer factors of 958 that divides 958 without a remainder.

1,2,479,958

Greatest Common Factor

We found the factors 21,17,958 . The biggest common factor number is the GCF number.
So the greatest common factor 21,17,958 is 1.

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

• GCF of 52, 17, 597
• GCF of 93, 31, 711
• GCF of 22, 68, 573
• GCF of 93, 17, 500
• GCF of 73, 26, 185

1. What is the GCF of 21, 17, 958?

Answer: GCF of 21, 17, 958 is 1.

2. How to Find the GCF of 21, 17, 958

Answer: Greatest Common Factor(GCF) of 21, 17, 958 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 17, 958) = 1.