21272910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{709097}}^1$

素因数の和:709107

約数の個数: 16

約数和(自身を含む): 51055056

約数和(自身を除く): 29782146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 709097, 1418194, 2127291, 3545485, 4254582, 7090970, 10636455, 21272910]

約数ペア:

[(1, 21272910), (2, 10636455), (3, 7090970), (5, 4254582), (6, 3545485), (10, 2127291), (15, 1418194), (30, 709097)]