2021094395

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{1601}}^1\times {\mathrm{4139}}^1$

素因数の和:5806

約数の個数: 16

約数和(自身を含む): 2467208160

約数和(自身を除く): 446113765

約数列:

[1, 5, 61, 305, 1601, 4139, 8005, 20695, 97661, 252479, 488305, 1262395, 6626539, 33132695, 404218879, 2021094395]

約数ペア:

[(1, 2021094395), (5, 404218879), (61, 33132695), (305, 6626539), (1601, 1262395), (4139, 488305), (8005, 252479), (20695, 97661)]