21326336

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1852

約数の個数: 40

約数和(自身を含む): 44488224

約数和(自身を除く): 23161888

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 1811, 2944, 3622, 5888, 7244, 11776, 14488, 28976, 41653, 57952, 83306, 115904, 166612, 231808, 333224, 463616, 666448, 927232, 1332896, 2665792, 5331584, 10663168, 21326336]

約数ペア:

[(1, 21326336), (2, 10663168), (4, 5331584), (8, 2665792), (16, 1332896), (23, 927232), (32, 666448), (46, 463616), (64, 333224), (92, 231808), (128, 166612), (184, 115904), (256, 83306), (368, 57952), (512, 41653), (736, 28976), (1472, 14488), (1811, 11776), (2944, 7244), (3622, 5888)]