21000852392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4925153}}^1$

素因数の和:4925213

約数の個数: 32

約数和(自身を含む): 43439858280

約数和(自身を除く): 22439005888

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4925153, 9850306, 19700612, 39401224, 64026989, 128053978, 201931273, 256107956, 403862546, 512215912, 807725092, 1615450184, 2625106549, 5250213098, 10500426196, 21000852392]

約数ペア:

[(1, 21000852392), (2, 10500426196), (4, 5250213098), (8, 2625106549), (13, 1615450184), (26, 807725092), (41, 512215912), (52, 403862546), (82, 256107956), (104, 201931273), (164, 128053978), (328, 64026989), (533, 39401224), (1066, 19700612), (2132, 9850306), (4264, 4925153)]