21147082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{56543}}^1$

素因数の和:56573

約数の個数: 16

約数和(自身を含む): 36640512

約数和(自身を除く): 15493430

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 56543, 113086, 621973, 961231, 1243946, 1922462, 10573541, 21147082]

約数ペア:

[(1, 21147082), (2, 10573541), (11, 1922462), (17, 1243946), (22, 961231), (34, 621973), (187, 113086), (374, 56543)]