21249288

素因数分解:

$2^3\times 3^2\times {\mathrm{295129}}^1$

素因数の和:295141

約数の個数: 24

約数和(自身を含む): 57550350

約数和(自身を除く): 36301062

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295129, 590258, 885387, 1180516, 1770774, 2361032, 2656161, 3541548, 5312322, 7083096, 10624644, 21249288]

約数ペア:

[(1, 21249288), (2, 10624644), (3, 7083096), (4, 5312322), (6, 3541548), (8, 2656161), (9, 2361032), (12, 1770774), (18, 1180516), (24, 885387), (36, 590258), (72, 295129)]