21226940686

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4782997}}^1$

素因数の和:4783323

約数の個数: 16

約数和(自身を含む): 36503840736

約数和(自身を除く): 15276900050

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 4782997, 9565994, 33480979, 66961958, 1516210049, 3032420098, 10613470343, 21226940686]

約数ペア:

[(1, 21226940686), (2, 10613470343), (7, 3032420098), (14, 1516210049), (317, 66961958), (634, 33480979), (2219, 9565994), (4438, 4782997)]