21897243

素因数分解:

$3^3\times {\mathrm{433}}^1\times {\mathrm{1873}}^1$

素因数の和:2315

約数の個数: 16

約数和(自身を含む): 32532640

約数和(自身を除く): 10635397

約数列:

[1, 3, 9, 27, 433, 1299, 1873, 3897, 5619, 11691, 16857, 50571, 811009, 2433027, 7299081, 21897243]

約数ペア:

[(1, 21897243), (3, 7299081), (9, 2433027), (27, 811009), (433, 50571), (1299, 16857), (1873, 11691), (3897, 5619)]