2021381816

素因数分解:

$2^3\times {\mathrm{811}}^1\times {\mathrm{311557}}^1$

素因数の和:312374

約数の個数: 16

約数和(自身を含む): 3794776440

約数和(自身を除く): 1773394624

約数列:

[1, 2, 4, 8, 811, 1622, 3244, 6488, 311557, 623114, 1246228, 2492456, 252672727, 505345454, 1010690908, 2021381816]

約数ペア:

[(1, 2021381816), (2, 1010690908), (4, 505345454), (8, 252672727), (811, 2492456), (1622, 1246228), (3244, 623114), (6488, 311557)]