21936871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2797}}^1$

素因数の和:2862

約数の個数: 16

約数和(自身を含む): 25786368

約数和(自身を除く): 3849497

約数列:

[1, 11, 23, 31, 253, 341, 713, 2797, 7843, 30767, 64331, 86707, 707641, 953777, 1994261, 21936871]

約数ペア:

[(1, 21936871), (11, 1994261), (23, 953777), (31, 707641), (253, 86707), (341, 64331), (713, 30767), (2797, 7843)]