21813468

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{6469}}^1$

素因数の和:6757

約数の個数: 24

約数和(自身を含む): 51087120

約数和(自身を除く): 29273652

約数列:

[1, 2, 3, 4, 6, 12, 281, 562, 843, 1124, 1686, 3372, 6469, 12938, 19407, 25876, 38814, 77628, 1817789, 3635578, 5453367, 7271156, 10906734, 21813468]

約数ペア:

[(1, 21813468), (2, 10906734), (3, 7271156), (4, 5453367), (6, 3635578), (12, 1817789), (281, 77628), (562, 38814), (843, 25876), (1124, 19407), (1686, 12938), (3372, 6469)]