21167296494

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{8379769}}^1$

素因数の和:8380195

約数の個数: 16

約数和(自身を含む): 42435155280

約数和(自身を除く): 21267858786

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 8379769, 16759538, 25139307, 50278614, 3527882749, 7055765498, 10583648247, 21167296494]

約数ペア:

[(1, 21167296494), (2, 10583648247), (3, 7055765498), (6, 3527882749), (421, 50278614), (842, 25139307), (1263, 16759538), (2526, 8379769)]