21131462045

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{2713}}^1\times {\mathrm{53717}}^1$

素因数の和:56464

約数の個数: 16

約数和(自身を含む): 26242317360

約数和(自身を除く): 5110855315

約数列:

[1, 5, 29, 145, 2713, 13565, 53717, 78677, 268585, 393385, 1557793, 7788965, 145734221, 728671105, 4226292409, 21131462045]

約数ペア:

[(1, 21131462045), (5, 4226292409), (29, 728671105), (145, 145734221), (2713, 7788965), (13565, 1557793), (53717, 393385), (78677, 268585)]