21568271439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2646089}}^1$

素因数の和:2646135

約数の個数: 32

約数和(自身を含む): 35563449600

約数和(自身を除く): 13995178161

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 8151, 2646089, 7938267, 29106979, 34399157, 50275691, 87320937, 103197471, 150827073, 378390727, 553032601, 653583983, 1135172181, 1659097803, 1960751949, 7189423813, 21568271439]

約数ペア:

[(1, 21568271439), (3, 7189423813), (11, 1960751949), (13, 1659097803), (19, 1135172181), (33, 653583983), (39, 553032601), (57, 378390727), (143, 150827073), (209, 103197471), (247, 87320937), (429, 50275691), (627, 34399157), (741, 29106979), (2717, 7938267), (8151, 2646089)]