21728883

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{5827}}^1$

素因数の和:5954

約数の個数: 16

約数和(自身を含む): 31890816

約数和(自身を除く): 10161933

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 5827, 17481, 64097, 192291, 658451, 1975353, 7242961, 21728883]

約数ペア:

[(1, 21728883), (3, 7242961), (11, 1975353), (33, 658451), (113, 192291), (339, 64097), (1243, 17481), (3729, 5827)]