21258576

素因数分解:

$2^4\times 3^2\times {\mathrm{147629}}^1$

素因数の和:147643

約数の個数: 30

約数和(自身を含む): 59494890

約数和(自身を除く): 38236314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147629, 295258, 442887, 590516, 885774, 1181032, 1328661, 1771548, 2362064, 2657322, 3543096, 5314644, 7086192, 10629288, 21258576]

約数ペア:

[(1, 21258576), (2, 10629288), (3, 7086192), (4, 5314644), (6, 3543096), (8, 2657322), (9, 2362064), (12, 1771548), (16, 1328661), (18, 1181032), (24, 885774), (36, 590516), (48, 442887), (72, 295258), (144, 147629)]