21096692

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 37744896

約数和(自身を除く): 16648204

約数列:

[1, 2, 4, 67, 134, 223, 268, 353, 446, 706, 892, 1412, 14941, 23651, 29882, 47302, 59764, 78719, 94604, 157438, 314876, 5274173, 10548346, 21096692]

約数ペア:

[(1, 21096692), (2, 10548346), (4, 5274173), (67, 314876), (134, 157438), (223, 94604), (268, 78719), (353, 59764), (446, 47302), (706, 29882), (892, 23651), (1412, 14941)]