21849129

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{21871}}^1$

素因数の和:21917

約数の個数: 16

約数和(自身を含む): 33245440

約数和(自身を除く): 11396311

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 21871, 65613, 196839, 590517, 809227, 2427681, 7283043, 21849129]

約数ペア:

[(1, 21849129), (3, 7283043), (9, 2427681), (27, 809227), (37, 590517), (111, 196839), (333, 65613), (999, 21871)]