21121806

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4519}}^1$

素因数の和:4584

約数の個数: 32

約数和(自身を含む): 45561600

約数和(自身を除く): 24439794

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 82, 114, 123, 246, 779, 1558, 2337, 4519, 4674, 9038, 13557, 27114, 85861, 171722, 185279, 257583, 370558, 515166, 555837, 1111674, 3520301, 7040602, 10560903, 21121806]

約数ペア:

[(1, 21121806), (2, 10560903), (3, 7040602), (6, 3520301), (19, 1111674), (38, 555837), (41, 515166), (57, 370558), (82, 257583), (114, 185279), (123, 171722), (246, 85861), (779, 27114), (1558, 13557), (2337, 9038), (4519, 4674)]