21424216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14321}}^1$

素因数の和:14355

約数の個数: 32

約数和(自身を含む): 46403280

約数和(自身を除く): 24979064

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14321, 28642, 57284, 114568, 157531, 243457, 315062, 486914, 630124, 973828, 1260248, 1947656, 2678027, 5356054, 10712108, 21424216]

約数ペア:

[(1, 21424216), (2, 10712108), (4, 5356054), (8, 2678027), (11, 1947656), (17, 1260248), (22, 973828), (34, 630124), (44, 486914), (68, 315062), (88, 243457), (136, 157531), (187, 114568), (374, 57284), (748, 28642), (1496, 14321)]