21082006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{56369}}^1$

素因数の和:56399

約数の個数: 16

約数和(自身を含む): 36527760

約数和(自身を除く): 15445754

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 56369, 112738, 620059, 958273, 1240118, 1916546, 10541003, 21082006]

約数ペア:

[(1, 21082006), (2, 10541003), (11, 1916546), (17, 1240118), (22, 958273), (34, 620059), (187, 112738), (374, 56369)]