27821409

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{10949}}^1$

素因数の和:10981

約数の個数: 24

約数和(自身を含む): 46603200

約数和(自身を除く): 18781791

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 10949, 32847, 76643, 120439, 229929, 361317, 843073, 1324829, 2529219, 3974487, 9273803, 27821409]

約数ペア:

[(1, 27821409), (3, 9273803), (7, 3974487), (11, 2529219), (21, 1324829), (33, 843073), (77, 361317), (121, 229929), (231, 120439), (363, 76643), (847, 32847), (2541, 10949)]