21508715937

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{2019029}}^1$

素因数の和:2019152

約数の個数: 16

約数和(自身を含む): 29655512640

約数和(自身を除く): 8146796703

約数列:

[1, 3, 53, 67, 159, 201, 3551, 10653, 2019029, 6057087, 107008537, 135274943, 321025611, 405824829, 7169571979, 21508715937]

約数ペア:

[(1, 21508715937), (3, 7169571979), (53, 405824829), (67, 321025611), (159, 135274943), (201, 107008537), (3551, 6057087), (10653, 2019029)]