21289928136

素因数分解:

$2^3\times 3^1\times {\mathrm{4649}}^1\times {\mathrm{190811}}^1$

素因数の和:195469

約数の個数: 32

約数和(自身を含む): 53236548000

約数和(自身を除く): 31946619864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 4649, 9298, 13947, 18596, 27894, 37192, 55788, 111576, 190811, 381622, 572433, 763244, 1144866, 1526488, 2289732, 4579464, 887080339, 1774160678, 2661241017, 3548321356, 5322482034, 7096642712, 10644964068, 21289928136]

約数ペア:

[(1, 21289928136), (2, 10644964068), (3, 7096642712), (4, 5322482034), (6, 3548321356), (8, 2661241017), (12, 1774160678), (24, 887080339), (4649, 4579464), (9298, 2289732), (13947, 1526488), (18596, 1144866), (27894, 763244), (37192, 572433), (55788, 381622), (111576, 190811)]