2021421396

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{400123}}^1$

素因数の和:400551

約数の個数: 24

約数和(自身を含む): 4727865184

約数和(自身を除く): 2706443788

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 5052, 400123, 800246, 1200369, 1600492, 2400738, 4801476, 168451783, 336903566, 505355349, 673807132, 1010710698, 2021421396]

約数ペア:

[(1, 2021421396), (2, 1010710698), (3, 673807132), (4, 505355349), (6, 336903566), (12, 168451783), (421, 4801476), (842, 2400738), (1263, 1600492), (1684, 1200369), (2526, 800246), (5052, 400123)]