21293486

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{2213}}^1$

素因数の和:2515

約数の個数: 16

約数和(自身を含む): 33953904

約数和(自身を除く): 12660418

約数列:

[1, 2, 17, 34, 283, 566, 2213, 4426, 4811, 9622, 37621, 75242, 626279, 1252558, 10646743, 21293486]

約数ペア:

[(1, 21293486), (2, 10646743), (17, 1252558), (34, 626279), (283, 75242), (566, 37621), (2213, 9622), (4426, 4811)]