21351432

素因数分解:

$2^3\times 3^1\times {\mathrm{389}}^1\times {\mathrm{2287}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 53539200

約数和(自身を除く): 32187768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 389, 778, 1167, 1556, 2287, 2334, 3112, 4574, 4668, 6861, 9148, 9336, 13722, 18296, 27444, 54888, 889643, 1779286, 2668929, 3558572, 5337858, 7117144, 10675716, 21351432]

約数ペア:

[(1, 21351432), (2, 10675716), (3, 7117144), (4, 5337858), (6, 3558572), (8, 2668929), (12, 1779286), (24, 889643), (389, 54888), (778, 27444), (1167, 18296), (1556, 13722), (2287, 9336), (2334, 9148), (3112, 6861), (4574, 4668)]