21483471

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 30723840

約数和(自身を除く): 9240369

約数列:

[1, 3, 19, 57, 83, 239, 249, 361, 717, 1083, 1577, 4541, 4731, 13623, 19837, 29963, 59511, 86279, 89889, 258837, 376903, 1130709, 7161157, 21483471]

約数ペア:

[(1, 21483471), (3, 7161157), (19, 1130709), (57, 376903), (83, 258837), (239, 89889), (249, 86279), (361, 59511), (717, 29963), (1083, 19837), (1577, 13623), (4541, 4731)]