21844414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{2137}}^1$

素因数の和:2427

約数の個数: 16

約数和(自身を含む): 34635600

約数和(自身を除く): 12791186

約数列:

[1, 2, 19, 38, 269, 538, 2137, 4274, 5111, 10222, 40603, 81206, 574853, 1149706, 10922207, 21844414]

約数ペア:

[(1, 21844414), (2, 10922207), (19, 1149706), (38, 574853), (269, 81206), (538, 40603), (2137, 10222), (4274, 5111)]