21381126

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{274117}}^1$

素因数の和:274135

約数の個数: 16

約数和(自身を含む): 46051824

約数和(自身を除く): 24670698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 274117, 548234, 822351, 1644702, 3563521, 7127042, 10690563, 21381126]

約数ペア:

[(1, 21381126), (2, 10690563), (3, 7127042), (6, 3563521), (13, 1644702), (26, 822351), (39, 548234), (78, 274117)]