21049367036

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1624681}}^1$

素因数の和:1624805

約数の個数: 24

約数和(自身を含む): 38212520640

約数和(自身を除く): 17163153604

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 3239, 6478, 12956, 1624681, 3249362, 6498724, 66611921, 128349799, 133223842, 256699598, 266447684, 513399196, 5262341759, 10524683518, 21049367036]

約数ペア:

[(1, 21049367036), (2, 10524683518), (4, 5262341759), (41, 513399196), (79, 266447684), (82, 256699598), (158, 133223842), (164, 128349799), (316, 66611921), (3239, 6498724), (6478, 3249362), (12956, 1624681)]