16920321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{30161}}^1$

素因数の和:30192

約数の個数: 16

約数和(自身を含む): 26059968

約数和(自身を除く): 9139647

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 30161, 90483, 331771, 512737, 995313, 1538211, 5640107, 16920321]

約数ペア:

[(1, 16920321), (3, 5640107), (11, 1538211), (17, 995313), (33, 512737), (51, 331771), (187, 90483), (561, 30161)]