21494024

素因数分解:

$2^3\times {\mathrm{193}}^1\times {\mathrm{13921}}^1$

素因数の和:14120

約数の個数: 16

約数和(自身を含む): 40513020

約数和(自身を除く): 19018996

約数列:

[1, 2, 4, 8, 193, 386, 772, 1544, 13921, 27842, 55684, 111368, 2686753, 5373506, 10747012, 21494024]

約数ペア:

[(1, 21494024), (2, 10747012), (4, 5373506), (8, 2686753), (193, 111368), (386, 55684), (772, 27842), (1544, 13921)]