21110584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239893}}^1$

素因数の和:239910

約数の個数: 16

約数和(自身を含む): 43180920

約数和(自身を除く): 22070336

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239893, 479786, 959572, 1919144, 2638823, 5277646, 10555292, 21110584]

約数ペア:

[(1, 21110584), (2, 10555292), (4, 5277646), (8, 2638823), (11, 1919144), (22, 959572), (44, 479786), (88, 239893)]