21041004078

素因数分解:

$2^1\times 3^2\times {\mathrm{1168944671}}^1$

素因数の和:1168944679

約数の個数: 12

約数和(自身を含む): 45588842208

約数和(自身を除く): 24547838130

約数列:

[1, 2, 3, 6, 9, 18, 1168944671, 2337889342, 3506834013, 7013668026, 10520502039, 21041004078]

約数ペア:

[(1, 21041004078), (2, 10520502039), (3, 7013668026), (6, 3506834013), (9, 2337889342), (18, 1168944671)]