21913593

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29573}}^1$

素因数の和:29608

約数の個数: 16

約数和(自身を含む): 33122880

約数和(自身を除く): 11209287

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 29573, 88719, 384449, 561887, 1153347, 1685661, 7304531, 21913593]

約数ペア:

[(1, 21913593), (3, 7304531), (13, 1685661), (19, 1153347), (39, 561887), (57, 384449), (247, 88719), (741, 29573)]