21703617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3041}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 34325928

約数和(自身を除く): 12622311

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 2379, 3041, 7137, 9123, 27369, 39533, 118599, 185501, 355797, 556503, 1669509, 2411513, 7234539, 21703617]

約数ペア:

[(1, 21703617), (3, 7234539), (9, 2411513), (13, 1669509), (39, 556503), (61, 355797), (117, 185501), (183, 118599), (549, 39533), (793, 27369), (2379, 9123), (3041, 7137)]