84213620

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{21817}}^1$

素因数の和:22019

約数の個数: 24

約数和(自身を含む): 177773064

約数和(自身を除く): 93559444

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 21817, 43634, 87268, 109085, 218170, 436340, 4210681, 8421362, 16842724, 21053405, 42106810, 84213620]

約数ペア:

[(1, 84213620), (2, 42106810), (4, 21053405), (5, 16842724), (10, 8421362), (20, 4210681), (193, 436340), (386, 218170), (772, 109085), (965, 87268), (1930, 43634), (3860, 21817)]