2021979970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4702279}}^1$

素因数の和:4702329

約数の個数: 16

約数和(自身を含む): 3724205760

約数和(自身を除く): 1702225790

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4702279, 9404558, 23511395, 47022790, 202197997, 404395994, 1010989985, 2021979970]

約数ペア:

[(1, 2021979970), (2, 1010989985), (5, 404395994), (10, 202197997), (43, 47022790), (86, 23511395), (215, 9404558), (430, 4702279)]