21016744

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6361}}^1$

素因数の和:6433

約数の個数: 32

約数和(自身を含む): 45806400

約数和(自身を除く): 24789656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6361, 12722, 25444, 44527, 50888, 89054, 178108, 356216, 375299, 750598, 1501196, 2627093, 3002392, 5254186, 10508372, 21016744]

約数ペア:

[(1, 21016744), (2, 10508372), (4, 5254186), (7, 3002392), (8, 2627093), (14, 1501196), (28, 750598), (56, 375299), (59, 356216), (118, 178108), (236, 89054), (413, 50888), (472, 44527), (826, 25444), (1652, 12722), (3304, 6361)]