21821048

素因数分解:

$2^3\times {\mathrm{353}}^1\times {\mathrm{7727}}^1$

素因数の和:8086

約数の個数: 16

約数和(自身を含む): 41035680

約数和(自身を除く): 19214632

約数列:

[1, 2, 4, 8, 353, 706, 1412, 2824, 7727, 15454, 30908, 61816, 2727631, 5455262, 10910524, 21821048]

約数ペア:

[(1, 21821048), (2, 10910524), (4, 5455262), (8, 2727631), (353, 61816), (706, 30908), (1412, 15454), (2824, 7727)]