21057673

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10061}}^1$

素因数の和:10104

約数の個数: 16

約数和(自身を含む): 27046656

約数和(自身を除く): 5988983

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 10061, 70427, 130793, 231403, 915551, 1619821, 3008239, 21057673]

約数ペア:

[(1, 21057673), (7, 3008239), (13, 1619821), (23, 915551), (91, 231403), (161, 130793), (299, 70427), (2093, 10061)]