21006526

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{1721}}^1$

素因数の和:2099

約数の個数: 16

約数和(自身を含む): 33475680

約数和(自身を除く): 12469154

約数列:

[1, 2, 17, 34, 359, 718, 1721, 3442, 6103, 12206, 29257, 58514, 617839, 1235678, 10503263, 21006526]

約数ペア:

[(1, 21006526), (2, 10503263), (17, 1235678), (34, 617839), (359, 58514), (718, 29257), (1721, 12206), (3442, 6103)]