Greatest Common Factor of 21, 41, 720

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

• Greatest Common Factor of 21, 41, 720 by common division method
• Greatest Common Factor of 21, 41, 720 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 41

List of positive integer factors of 41 that divides 41 without a remainder.

1,41

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Greatest Common Factor

We found the factors 21,41,720 . The biggest common factor number is the GCF number.
So the greatest common factor 21,41,720 is 1.

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

• GCF of 63, 41, 572
• GCF of 73, 17, 532
• GCF of 31, 60, 885
• GCF of 17, 24, 754
• GCF of 95, 27, 367

1. What is the GCF of 21, 41, 720?

Answer: GCF of 21, 41, 720 is 1.

2. How to Find the GCF of 21, 41, 720

Answer: Greatest Common Factor(GCF) of 21, 41, 720 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 41, 720) = 1.