21131638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{1279}}^1$

素因数の和:2043

約数の個数: 16

約数和(自身を含む): 34652160

約数和(自身を除く): 13520522

約数列:

[1, 2, 11, 22, 751, 1279, 1502, 2558, 8261, 14069, 16522, 28138, 960529, 1921058, 10565819, 21131638]

約数ペア:

[(1, 21131638), (2, 10565819), (11, 1921058), (22, 960529), (751, 28138), (1279, 16522), (1502, 14069), (2558, 8261)]