21762429

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 33707520

約数和(自身を除く): 11945091

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 683, 741, 817, 1677, 2049, 2451, 8879, 10621, 12977, 26637, 29369, 31863, 38931, 88107, 168701, 381797, 506103, 558011, 1145391, 1674033, 7254143, 21762429]

約数ペア:

[(1, 21762429), (3, 7254143), (13, 1674033), (19, 1145391), (39, 558011), (43, 506103), (57, 381797), (129, 168701), (247, 88107), (559, 38931), (683, 31863), (741, 29369), (817, 26637), (1677, 12977), (2049, 10621), (2451, 8879)]