21052098

素因数分解:

$2^1\times 3^2\times {\mathrm{263}}^1\times {\mathrm{4447}}^1$

素因数の和:4718

約数の個数: 24

約数和(自身を含む): 45796608

約数和(自身を除く): 24744510

約数列:

[1, 2, 3, 6, 9, 18, 263, 526, 789, 1578, 2367, 4447, 4734, 8894, 13341, 26682, 40023, 80046, 1169561, 2339122, 3508683, 7017366, 10526049, 21052098]

約数ペア:

[(1, 21052098), (2, 10526049), (3, 7017366), (6, 3508683), (9, 2339122), (18, 1169561), (263, 80046), (526, 40023), (789, 26682), (1578, 13341), (2367, 8894), (4447, 4734)]