21139008

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{10009}}^1$

素因数の和:10035

約数の個数: 56

約数和(自身を含む): 61020960

約数和(自身を除く): 39881952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 2112, 10009, 20018, 30027, 40036, 60054, 80072, 110099, 120108, 160144, 220198, 240216, 320288, 330297, 440396, 480432, 640576, 660594, 880792, 960864, 1321188, 1761584, 1921728, 2642376, 3523168, 5284752, 7046336, 10569504, 21139008]

約数ペア:

[(1, 21139008), (2, 10569504), (3, 7046336), (4, 5284752), (6, 3523168), (8, 2642376), (11, 1921728), (12, 1761584), (16, 1321188), (22, 960864), (24, 880792), (32, 660594), (33, 640576), (44, 480432), (48, 440396), (64, 330297), (66, 320288), (88, 240216), (96, 220198), (132, 160144), (176, 120108), (192, 110099), (264, 80072), (352, 60054), (528, 40036), (704, 30027), (1056, 20018), (2112, 10009)]