20911035

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20807}}^1$

素因数の和:20882

約数の個数: 16

約数和(自身を含む): 33958656

約数和(自身を除く): 13047621

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 20807, 62421, 104035, 312105, 1394069, 4182207, 6970345, 20911035]

約数ペア:

[(1, 20911035), (3, 6970345), (5, 4182207), (15, 1394069), (67, 312105), (201, 104035), (335, 62421), (1005, 20807)]