21298606

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41117}}^1$

素因数の和:41163

約数の個数: 16

約数和(自身を含む): 37499616

約数和(自身を除く): 16201010

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41117, 82234, 287819, 575638, 1521329, 3042658, 10649303, 21298606]

約数ペア:

[(1, 21298606), (2, 10649303), (7, 3042658), (14, 1521329), (37, 575638), (74, 287819), (259, 82234), (518, 41117)]