21411724

素因数分解:

$2^2\times {\mathrm{1871}}^1\times {\mathrm{2861}}^1$

素因数の和:4736

約数の個数: 12

約数和(自身を含む): 37503648

約数和(自身を除く): 16091924

約数列:

[1, 2, 4, 1871, 2861, 3742, 5722, 7484, 11444, 5352931, 10705862, 21411724]

約数ペア:

[(1, 21411724), (2, 10705862), (4, 5352931), (1871, 11444), (2861, 7484), (3742, 5722)]