21046586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15683}}^1$

素因数の和:15757

約数の個数: 16

約数和(自身を含む): 35006688

約数和(自身を除く): 13960102

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15683, 31366, 172513, 345026, 956663, 1913326, 10523293, 21046586]

約数ペア:

[(1, 21046586), (2, 10523293), (11, 1913326), (22, 956663), (61, 345026), (122, 172513), (671, 31366), (1342, 15683)]