2021617168

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{374929}}^1$

素因数の和:375274

約数の個数: 20

約数和(自身を含む): 3928516540

約数和(自身を除く): 1906899372

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 5392, 374929, 749858, 1499716, 2999432, 5998864, 126351073, 252702146, 505404292, 1010808584, 2021617168]

約数ペア:

[(1, 2021617168), (2, 1010808584), (4, 505404292), (8, 252702146), (16, 126351073), (337, 5998864), (674, 2999432), (1348, 1499716), (2696, 749858), (5392, 374929)]