2021134810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1542851}}^1$

素因数の和:1542989

約数の個数: 16

約数和(自身を含む): 3665816352

約数和(自身を除く): 1644681542

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 1542851, 3085702, 7714255, 15428510, 202113481, 404226962, 1010567405, 2021134810]

約数ペア:

[(1, 2021134810), (2, 1010567405), (5, 404226962), (10, 202113481), (131, 15428510), (262, 7714255), (655, 3085702), (1310, 1542851)]