21105067

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 23011200

約数和(自身を除く): 1906133

約数列:

[1, 19, 59, 67, 281, 1121, 1273, 3953, 5339, 16579, 18827, 75107, 315001, 357713, 1110793, 21105067]

約数ペア:

[(1, 21105067), (19, 1110793), (59, 357713), (67, 315001), (281, 75107), (1121, 18827), (1273, 16579), (3953, 5339)]