21363676

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 39508560

約数和(自身を除く): 18144884

約数列:

[1, 2, 4, 19, 38, 76, 401, 701, 802, 1402, 1604, 2804, 7619, 13319, 15238, 26638, 30476, 53276, 281101, 562202, 1124404, 5340919, 10681838, 21363676]

約数ペア:

[(1, 21363676), (2, 10681838), (4, 5340919), (19, 1124404), (38, 562202), (76, 281101), (401, 53276), (701, 30476), (802, 26638), (1402, 15238), (1604, 13319), (2804, 7619)]