16904391

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{11027}}^1$

素因数の和:11110

約数の個数: 16

約数和(自身を含む): 26114304

約数和(自身を除く): 9209913

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 11027, 33081, 77189, 231567, 804971, 2414913, 5634797, 16904391]

約数ペア:

[(1, 16904391), (3, 5634797), (7, 2414913), (21, 804971), (73, 231567), (219, 77189), (511, 33081), (1533, 11027)]