21327418

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89611}}^1$

素因数の和:89637

約数の個数: 16

約数和(自身を含む): 38712384

約数和(自身を除く): 17384966

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 89611, 179222, 627277, 1254554, 1523387, 3046774, 10663709, 21327418]

約数ペア:

[(1, 21327418), (2, 10663709), (7, 3046774), (14, 1523387), (17, 1254554), (34, 627277), (119, 179222), (238, 89611)]