21305153853

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3367339}}^1$

素因数の和:3367401

約数の個数: 24

約数和(自身を含む): 33269319200

約数和(自身を除く): 11964165347

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 3367339, 10102017, 30306051, 63979441, 124591543, 191938323, 373774629, 575814969, 1121323887, 2367239317, 7101717951, 21305153853]

約数ペア:

[(1, 21305153853), (3, 7101717951), (9, 2367239317), (19, 1121323887), (37, 575814969), (57, 373774629), (111, 191938323), (171, 124591543), (333, 63979441), (703, 30306051), (2109, 10102017), (6327, 3367339)]