21988812

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{6521}}^1$

素因数の和:6809

約数の個数: 24

約数和(自身を含む): 51497712

約数和(自身を除く): 29508900

約数列:

[1, 2, 3, 4, 6, 12, 281, 562, 843, 1124, 1686, 3372, 6521, 13042, 19563, 26084, 39126, 78252, 1832401, 3664802, 5497203, 7329604, 10994406, 21988812]

約数ペア:

[(1, 21988812), (2, 10994406), (3, 7329604), (4, 5497203), (6, 3664802), (12, 1832401), (281, 78252), (562, 39126), (843, 26084), (1124, 19563), (1686, 13042), (3372, 6521)]