21227522

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29401}}^1$

素因数の和:29441

約数の個数: 12

約数和(自身を含む): 33606486

約数和(自身を除く): 12378964

約数列:

[1, 2, 19, 38, 361, 722, 29401, 58802, 558619, 1117238, 10613761, 21227522]

約数ペア:

[(1, 21227522), (2, 10613761), (19, 1117238), (38, 558619), (361, 58802), (722, 29401)]