2021819991

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{6661}}^1$

素因数の和:6823

約数の個数: 32

約数和(自身を含む): 2901007872

約数和(自身を除く): 879187881

約数列:

[1, 3, 23, 53, 69, 83, 159, 249, 1219, 1909, 3657, 4399, 5727, 6661, 13197, 19983, 101177, 153203, 303531, 353033, 459609, 552863, 1059099, 1658589, 8119759, 12715849, 24359277, 29301739, 38147547, 87905217, 673939997, 2021819991]

約数ペア:

[(1, 2021819991), (3, 673939997), (23, 87905217), (53, 38147547), (69, 29301739), (83, 24359277), (159, 12715849), (249, 8119759), (1219, 1658589), (1909, 1059099), (3657, 552863), (4399, 459609), (5727, 353033), (6661, 303531), (13197, 153203), (19983, 101177)]