21866644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1931}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 40572000

約数和(自身を除く): 18705356

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1931, 2831, 3862, 5662, 7724, 11324, 36689, 73378, 146756, 287719, 575438, 1150876, 5466661, 10933322, 21866644]

約数ペア:

[(1, 21866644), (2, 10933322), (4, 5466661), (19, 1150876), (38, 575438), (76, 287719), (149, 146756), (298, 73378), (596, 36689), (1931, 11324), (2831, 7724), (3862, 5662)]