21584691

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{4621}}^1$

素因数の和:4803

約数の個数: 16

約数和(自身を含む): 32169120

約数和(自身を除く): 10584429

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4621, 4671, 13863, 41589, 124767, 799433, 2398299, 7194897, 21584691]

約数ペア:

[(1, 21584691), (3, 7194897), (9, 2398299), (27, 799433), (173, 124767), (519, 41589), (1557, 13863), (4621, 4671)]