21896655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{132707}}^1$

素因数の和:132726

約数の個数: 16

約数和(自身を含む): 38219904

約数和(自身を除く): 16323249

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 132707, 398121, 663535, 1459777, 1990605, 4379331, 7298885, 21896655]

約数ペア:

[(1, 21896655), (3, 7298885), (5, 4379331), (11, 1990605), (15, 1459777), (33, 663535), (55, 398121), (165, 132707)]