21398474162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{84317}}^1$

素因数の和:84602

約数の個数: 32

約数和(自身を含む): 35526883392

約数和(自身を除く): 14128409230

約数列:

[1, 2, 13, 26, 43, 86, 227, 454, 559, 1118, 2951, 5902, 9761, 19522, 84317, 126893, 168634, 253786, 1096121, 2192242, 3625631, 7251262, 19139959, 38279918, 47133203, 94266406, 248819467, 497638934, 823018237, 1646036474, 10699237081, 21398474162]

約数ペア:

[(1, 21398474162), (2, 10699237081), (13, 1646036474), (26, 823018237), (43, 497638934), (86, 248819467), (227, 94266406), (454, 47133203), (559, 38279918), (1118, 19139959), (2951, 7251262), (5902, 3625631), (9761, 2192242), (19522, 1096121), (84317, 253786), (126893, 168634)]