21802822

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2897}}^1$

素因数の和:3023

約数の個数: 16

約数和(自身を含む): 33802272

約数和(自身を除く): 11999450

約数列:

[1, 2, 53, 71, 106, 142, 2897, 3763, 5794, 7526, 153541, 205687, 307082, 411374, 10901411, 21802822]

約数ペア:

[(1, 21802822), (2, 10901411), (53, 411374), (71, 307082), (106, 205687), (142, 153541), (2897, 7526), (3763, 5794)]