21051864

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6221}}^1$

素因数の和:6280

約数の個数: 48

約数和(自身を含む): 58237920

約数和(自身を除く): 37186056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6221, 12442, 18663, 24884, 37326, 49768, 55989, 74652, 111978, 149304, 223956, 292387, 447912, 584774, 877161, 1169548, 1754322, 2339096, 2631483, 3508644, 5262966, 7017288, 10525932, 21051864]

約数ペア:

[(1, 21051864), (2, 10525932), (3, 7017288), (4, 5262966), (6, 3508644), (8, 2631483), (9, 2339096), (12, 1754322), (18, 1169548), (24, 877161), (36, 584774), (47, 447912), (72, 292387), (94, 223956), (141, 149304), (188, 111978), (282, 74652), (376, 55989), (423, 49768), (564, 37326), (846, 24884), (1128, 18663), (1692, 12442), (3384, 6221)]