21029799

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{58907}}^1$

素因数の和:58934

約数の個数: 16

約数和(自身を含む): 33931008

約数和(自身を除く): 12901209

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 58907, 176721, 412349, 1001419, 1237047, 3004257, 7009933, 21029799]

約数ペア:

[(1, 21029799), (3, 7009933), (7, 3004257), (17, 1237047), (21, 1001419), (51, 412349), (119, 176721), (357, 58907)]