21082950239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{2309}}^1$

素因数の和:2655

約数の個数: 32

約数和(自身を含む): 23760844800

約数和(自身を除く): 2677894561

約数列:

[1, 13, 31, 139, 163, 403, 1807, 2119, 2309, 4309, 5053, 22657, 30017, 56017, 65689, 71579, 294541, 320951, 376367, 702367, 930527, 4172363, 4892771, 9130771, 9949481, 11667377, 52315013, 129343253, 151675901, 680095169, 1621765403, 21082950239]

約数ペア:

[(1, 21082950239), (13, 1621765403), (31, 680095169), (139, 151675901), (163, 129343253), (403, 52315013), (1807, 11667377), (2119, 9949481), (2309, 9130771), (4309, 4892771), (5053, 4172363), (22657, 930527), (30017, 702367), (56017, 376367), (65689, 320951), (71579, 294541)]