2100428564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1\times {\mathrm{647}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 4000752000

約数和(自身を除く): 1900323436

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 419, 596, 647, 838, 1294, 1676, 1937, 2588, 3874, 5447, 7748, 8411, 10894, 16822, 21788, 33644, 62431, 96403, 124862, 192806, 249724, 271093, 385612, 542186, 811603, 1084372, 1253239, 1623206, 2506478, 3246412, 3524209, 5012956, 7048418, 14096836, 40392857, 80785714, 161571428, 525107141, 1050214282, 2100428564]

約数ペア:

[(1, 2100428564), (2, 1050214282), (4, 525107141), (13, 161571428), (26, 80785714), (52, 40392857), (149, 14096836), (298, 7048418), (419, 5012956), (596, 3524209), (647, 3246412), (838, 2506478), (1294, 1623206), (1676, 1253239), (1937, 1084372), (2588, 811603), (3874, 542186), (5447, 385612), (7748, 271093), (8411, 249724), (10894, 192806), (16822, 124862), (21788, 96403), (33644, 62431)]