21749509

素因数分解:

${\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1549}}^1$

素因数の和:2307

約数の個数: 8

約数和(自身を含む): 22940000

約数和(自身を除く): 1190491

約数列:

[1, 19, 739, 1549, 14041, 29431, 1144711, 21749509]

約数ペア:

[(1, 21749509), (19, 1144711), (739, 29431), (1549, 14041)]