21086207999

素因数分解:

${\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{33613}}^1$

素因数の和:34010

約数の個数: 16

約数和(自身を含む): 22451462880

約数和(自身を除く): 1365254881

約数列:

[1, 19, 137, 241, 2603, 4579, 33017, 33613, 627323, 638647, 4604981, 8100733, 87494639, 153913927, 1109800421, 21086207999]

約数ペア:

[(1, 21086207999), (19, 1109800421), (137, 153913927), (241, 87494639), (2603, 8100733), (4579, 4604981), (33017, 638647), (33613, 627323)]