21619572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138587}}^1$

素因数の和:138607

約数の個数: 24

約数和(自身を含む): 54326496

約数和(自身を除く): 32706924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138587, 277174, 415761, 554348, 831522, 1663044, 1801631, 3603262, 5404893, 7206524, 10809786, 21619572]

約数ペア:

[(1, 21619572), (2, 10809786), (3, 7206524), (4, 5404893), (6, 3603262), (12, 1801631), (13, 1663044), (26, 831522), (39, 554348), (52, 415761), (78, 277174), (156, 138587)]