21662535

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30727}}^1$

素因数の和:30782

約数の個数: 16

約数和(自身を含む): 35398656

約数和(自身を除く): 13736121

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 30727, 92181, 153635, 460905, 1444169, 4332507, 7220845, 21662535]

約数ペア:

[(1, 21662535), (3, 7220845), (5, 4332507), (15, 1444169), (47, 460905), (141, 153635), (235, 92181), (705, 30727)]