21422472856

素因数分解:

$2^3\times {\mathrm{18719}}^1\times {\mathrm{143053}}^1$

素因数の和:161778

約数の個数: 16

約数和(自身を含む): 40169563200

約数和(自身を除く): 18747090344

約数列:

[1, 2, 4, 8, 18719, 37438, 74876, 143053, 149752, 286106, 572212, 1144424, 2677809107, 5355618214, 10711236428, 21422472856]

約数ペア:

[(1, 21422472856), (2, 10711236428), (4, 5355618214), (8, 2677809107), (18719, 1144424), (37438, 572212), (74876, 286106), (143053, 149752)]