21311292

素因数分解:

$2^2\times 3^1\times {\mathrm{499}}^1\times {\mathrm{3559}}^1$

素因数の和:4065

約数の個数: 24

約数和(自身を含む): 49840000

約数和(自身を除く): 28528708

約数列:

[1, 2, 3, 4, 6, 12, 499, 998, 1497, 1996, 2994, 3559, 5988, 7118, 10677, 14236, 21354, 42708, 1775941, 3551882, 5327823, 7103764, 10655646, 21311292]

約数ペア:

[(1, 21311292), (2, 10655646), (3, 7103764), (4, 5327823), (6, 3551882), (12, 1775941), (499, 42708), (998, 21354), (1497, 14236), (1996, 10677), (2994, 7118), (3559, 5988)]