21734050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1207

約数の個数: 48

約数和(自身を含む): 45075240

約数和(自身を除く): 23341190

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1153, 1450, 1885, 2306, 3770, 5765, 9425, 11530, 14989, 18850, 28825, 29978, 33437, 57650, 66874, 74945, 149890, 167185, 334370, 374725, 434681, 749450, 835925, 869362, 1671850, 2173405, 4346810, 10867025, 21734050]

約数ペア:

[(1, 21734050), (2, 10867025), (5, 4346810), (10, 2173405), (13, 1671850), (25, 869362), (26, 835925), (29, 749450), (50, 434681), (58, 374725), (65, 334370), (130, 167185), (145, 149890), (290, 74945), (325, 66874), (377, 57650), (650, 33437), (725, 29978), (754, 28825), (1153, 18850), (1450, 14989), (1885, 11530), (2306, 9425), (3770, 5765)]