21283124

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 37984800

約数和(自身を除く): 16701676

約数列:

[1, 2, 4, 101, 139, 202, 278, 379, 404, 556, 758, 1516, 14039, 28078, 38279, 52681, 56156, 76558, 105362, 153116, 210724, 5320781, 10641562, 21283124]

約数ペア:

[(1, 21283124), (2, 10641562), (4, 5320781), (101, 210724), (139, 153116), (202, 105362), (278, 76558), (379, 56156), (404, 52681), (556, 38279), (758, 28078), (1516, 14039)]