21483927

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41879}}^1$

素因数の和:41907

約数の個数: 16

約数和(自身を含む): 33504000

約数和(自身を除く): 12020073

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 41879, 125637, 376911, 795701, 1130733, 2387103, 7161309, 21483927]

約数ペア:

[(1, 21483927), (3, 7161309), (9, 2387103), (19, 1130733), (27, 795701), (57, 376911), (171, 125637), (513, 41879)]