21513327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1361}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 31380480

約数和(自身を除く): 9867153

約数列:

[1, 3, 11, 33, 479, 1361, 1437, 4083, 5269, 14971, 15807, 44913, 651919, 1955757, 7171109, 21513327]

約数ペア:

[(1, 21513327), (3, 7171109), (11, 1955757), (33, 651919), (479, 44913), (1361, 15807), (1437, 14971), (4083, 5269)]