21105634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15727}}^1$

素因数の和:15801

約数の個数: 16

約数和(自身を含む): 35104896

約数和(自身を除く): 13999262

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15727, 31454, 172997, 345994, 959347, 1918694, 10552817, 21105634]

約数ペア:

[(1, 21105634), (2, 10552817), (11, 1918694), (22, 959347), (61, 345994), (122, 172997), (671, 31454), (1342, 15727)]