21348103664

素因数分解:

$2^4\times {\mathrm{16567}}^1\times {\mathrm{80537}}^1$

素因数の和:97112

約数の個数: 20

約数和(自身を含む): 41364961104

約数和(自身を除く): 20016857440

約数列:

[1, 2, 4, 8, 16, 16567, 33134, 66268, 80537, 132536, 161074, 265072, 322148, 644296, 1288592, 1334256479, 2668512958, 5337025916, 10674051832, 21348103664]

約数ペア:

[(1, 21348103664), (2, 10674051832), (4, 5337025916), (8, 2668512958), (16, 1334256479), (16567, 1288592), (33134, 644296), (66268, 322148), (80537, 265072), (132536, 161074)]