21161126

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52121}}^1$

素因数の和:52159

約数の個数: 16

約数和(自身を含む): 37527840

約数和(自身を除く): 16366714

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 52121, 104242, 364847, 729694, 1511509, 3023018, 10580563, 21161126]

約数ペア:

[(1, 21161126), (2, 10580563), (7, 3023018), (14, 1511509), (29, 729694), (58, 364847), (203, 104242), (406, 52121)]