21809969147

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{2953}}^1$

素因数の和:3531

約数の個数: 24

約数和(自身を含む): 23634954000

約数和(自身を除く): 1824984853

約数列:

[1, 19, 41, 361, 499, 779, 2953, 9481, 14801, 20459, 56107, 121073, 180139, 388721, 1066033, 1473547, 2300387, 7385699, 27997393, 43707353, 60415427, 531950467, 1147893113, 21809969147]

約数ペア:

[(1, 21809969147), (19, 1147893113), (41, 531950467), (361, 60415427), (499, 43707353), (779, 27997393), (2953, 7385699), (9481, 2300387), (14801, 1473547), (20459, 1066033), (56107, 388721), (121073, 180139)]