21145818

素因数分解:

$2^1\times 3^1\times {\mathrm{359}}^1\times {\mathrm{9817}}^1$

素因数の和:10181

約数の個数: 16

約数和(自身を含む): 42413760

約数和(自身を除く): 21267942

約数列:

[1, 2, 3, 6, 359, 718, 1077, 2154, 9817, 19634, 29451, 58902, 3524303, 7048606, 10572909, 21145818]

約数ペア:

[(1, 21145818), (2, 10572909), (3, 7048606), (6, 3524303), (359, 58902), (718, 29451), (1077, 19634), (2154, 9817)]