21892893

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1537

約数の個数: 24

約数和(自身を含む): 32890368

約数和(自身を除く): 10997475

約数列:

[1, 3, 11, 33, 41, 121, 123, 363, 451, 1353, 1471, 4413, 4961, 14883, 16181, 48543, 60311, 177991, 180933, 533973, 663421, 1990263, 7297631, 21892893]

約数ペア:

[(1, 21892893), (3, 7297631), (11, 1990263), (33, 663421), (41, 533973), (121, 180933), (123, 177991), (363, 60311), (451, 48543), (1353, 16181), (1471, 14883), (4413, 4961)]