21722888

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{22441}}^1$

素因数の和:22469

約数の個数: 24

約数和(自身を含む): 44771790

約数和(自身を除く): 23048902

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 22441, 44882, 89764, 179528, 246851, 493702, 987404, 1974808, 2715361, 5430722, 10861444, 21722888]

約数ペア:

[(1, 21722888), (2, 10861444), (4, 5430722), (8, 2715361), (11, 1974808), (22, 987404), (44, 493702), (88, 246851), (121, 179528), (242, 89764), (484, 44882), (968, 22441)]