21750002

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5381}}^1$

素因数の和:5473

約数の個数: 16

約数和(自身を含む): 34100352

約数和(自身を除く): 12350350

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 5381, 10762, 231383, 252907, 462766, 505814, 10875001, 21750002]

約数ペア:

[(1, 21750002), (2, 10875001), (43, 505814), (47, 462766), (86, 252907), (94, 231383), (2021, 10762), (4042, 5381)]