21595036

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 38462256

約数和(自身を除く): 16867220

約数列:

[1, 2, 4, 137, 157, 251, 274, 314, 502, 548, 628, 1004, 21509, 34387, 39407, 43018, 68774, 78814, 86036, 137548, 157628, 5398759, 10797518, 21595036]

約数ペア:

[(1, 21595036), (2, 10797518), (4, 5398759), (137, 157628), (157, 137548), (251, 86036), (274, 78814), (314, 68774), (502, 43018), (548, 39407), (628, 34387), (1004, 21509)]