21807687293

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{1907}}^1\times {\mathrm{56333}}^1$

素因数の和:58276

約数の個数: 16

約数和(自身を含む): 25796465280

約数和(自身を除く): 3988777987

約数列:

[1, 7, 29, 203, 1907, 13349, 55303, 56333, 387121, 394331, 1633657, 11435599, 107427031, 751989217, 3115383899, 21807687293]

約数ペア:

[(1, 21807687293), (7, 3115383899), (29, 751989217), (203, 107427031), (1907, 11435599), (13349, 1633657), (55303, 394331), (56333, 387121)]