21452937

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 31779552

約数和(自身を除く): 10326615

約数列:

[1, 3, 11, 33, 113, 121, 339, 363, 523, 1243, 1569, 3729, 5753, 13673, 17259, 41019, 59099, 63283, 177297, 189849, 650089, 1950267, 7150979, 21452937]

約数ペア:

[(1, 21452937), (3, 7150979), (11, 1950267), (33, 650089), (113, 189849), (121, 177297), (339, 63283), (363, 59099), (523, 41019), (1243, 17259), (1569, 13673), (3729, 5753)]