21076882

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:945

約数の個数: 16

約数和(自身を含む): 32186304

約数和(自身を除く): 11109422

約数列:

[1, 2, 101, 151, 202, 302, 691, 1382, 15251, 30502, 69791, 104341, 139582, 208682, 10538441, 21076882]

約数ペア:

[(1, 21076882), (2, 10538441), (101, 208682), (151, 139582), (202, 104341), (302, 69791), (691, 30502), (1382, 15251)]