21696424

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1069}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 42372000

約数和(自身を除く): 20675576

約数列:

[1, 2, 4, 8, 43, 59, 86, 118, 172, 236, 344, 472, 1069, 2138, 2537, 4276, 5074, 8552, 10148, 20296, 45967, 63071, 91934, 126142, 183868, 252284, 367736, 504568, 2712053, 5424106, 10848212, 21696424]

約数ペア:

[(1, 21696424), (2, 10848212), (4, 5424106), (8, 2712053), (43, 504568), (59, 367736), (86, 252284), (118, 183868), (172, 126142), (236, 91934), (344, 63071), (472, 45967), (1069, 20296), (2138, 10148), (2537, 8552), (4276, 5074)]