Greatest Common Factor of 21, 789, 704

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

• Greatest Common Factor of 21, 789, 704 by common division method
• Greatest Common Factor of 21, 789, 704 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 789

List of positive integer factors of 789 that divides 789 without a remainder.

1,3,263,789

Factors of 704

List of positive integer factors of 704 that divides 704 without a remainder.

1,2,4,8,11,16,22,32,44,64,88,176,352,704

Greatest Common Factor

We found the factors 21,789,704 . The biggest common factor number is the GCF number.
So the greatest common factor 21,789,704 is 1.

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

• GCF of 63, 735, 300
• GCF of 11, 652, 987
• GCF of 68, 452, 417
• GCF of 97, 281, 587
• GCF of 30, 217, 461

1. What is the GCF of 21, 789, 704?

Answer: GCF of 21, 789, 704 is 1.

2. How to Find the GCF of 21, 789, 704

Answer: Greatest Common Factor(GCF) of 21, 789, 704 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 789, 704) = 1.