21105460437

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{2389}}^1\times {\mathrm{11197}}^1$

素因数の和:13852

約数の個数: 16

約数和(自身を含む): 28261960320

約数和(自身を除く): 7156499883

約数列:

[1, 3, 263, 789, 2389, 7167, 11197, 33591, 628307, 1884921, 2944811, 8834433, 26749633, 80248899, 7035153479, 21105460437]

約数ペア:

[(1, 21105460437), (3, 7035153479), (263, 80248899), (789, 26749633), (2389, 8834433), (7167, 2944811), (11197, 1884921), (33591, 628307)]