21702635

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 27079680

約数和(自身を除く): 5377045

約数列:

[1, 5, 31, 155, 163, 815, 859, 4295, 5053, 25265, 26629, 133145, 140017, 700085, 4340527, 21702635]

約数ペア:

[(1, 21702635), (5, 4340527), (31, 700085), (155, 140017), (163, 133145), (815, 26629), (859, 25265), (4295, 5053)]