Prime Factorization Calculator

Find prime factorization of any number. Calculate GCD, LCM, and check primality.

Number

Second Number(for GCD/LCM)

Prime Factorization

2^2 × 3 × 7

# of Divisors

224

Sum of Divisors

Composite

Euler's Totient phi(n): 24

All Divisors

123467121421284284

# divisors = product(e_i + 1)

phi(n) = n × product(1 - 1/p_i)

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