21627748

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{811}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 38878560

約数和(自身を除く): 17250812

約数列:

[1, 2, 4, 59, 113, 118, 226, 236, 452, 811, 1622, 3244, 6667, 13334, 26668, 47849, 91643, 95698, 183286, 191396, 366572, 5406937, 10813874, 21627748]

約数ペア:

[(1, 21627748), (2, 10813874), (4, 5406937), (59, 366572), (113, 191396), (118, 183286), (226, 95698), (236, 91643), (452, 47849), (811, 26668), (1622, 13334), (3244, 6667)]