21551708

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{367}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 38670912

約数和(自身を除く): 17119204

約数列:

[1, 2, 4, 53, 106, 212, 277, 367, 554, 734, 1108, 1468, 14681, 19451, 29362, 38902, 58724, 77804, 101659, 203318, 406636, 5387927, 10775854, 21551708]

約数ペア:

[(1, 21551708), (2, 10775854), (4, 5387927), (53, 406636), (106, 203318), (212, 101659), (277, 77804), (367, 58724), (554, 38902), (734, 29362), (1108, 19451), (1468, 14681)]