21004188

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{6229}}^1$

素因数の和:6517

約数の個数: 24

約数和(自身を含む): 49192080

約数和(自身を除く): 28187892

約数列:

[1, 2, 3, 4, 6, 12, 281, 562, 843, 1124, 1686, 3372, 6229, 12458, 18687, 24916, 37374, 74748, 1750349, 3500698, 5251047, 7001396, 10502094, 21004188]

約数ペア:

[(1, 21004188), (2, 10502094), (3, 7001396), (4, 5251047), (6, 3500698), (12, 1750349), (281, 74748), (562, 37374), (843, 24916), (1124, 18687), (1686, 12458), (3372, 6229)]