21730812

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{5471}}^1$

素因数の和:5809

約数の個数: 24

約数和(自身を含む): 50867712

約数和(自身を除く): 29136900

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 5471, 10942, 16413, 21884, 32826, 65652, 1810901, 3621802, 5432703, 7243604, 10865406, 21730812]

約数ペア:

[(1, 21730812), (2, 10865406), (3, 7243604), (4, 5432703), (6, 3621802), (12, 1810901), (331, 65652), (662, 32826), (993, 21884), (1324, 16413), (1986, 10942), (3972, 5471)]