21568360076

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{25554929}}^1$

素因数の和:25555144

約数の個数: 12

約数和(自身を含む): 37923516120

約数和(自身を除く): 16355156044

約数列:

[1, 2, 4, 211, 422, 844, 25554929, 51109858, 102219716, 5392090019, 10784180038, 21568360076]

約数ペア:

[(1, 21568360076), (2, 10784180038), (4, 5392090019), (211, 102219716), (422, 51109858), (844, 25554929)]