21138144

素因数分解:

$2^5\times 3^1\times {\mathrm{220189}}^1$

素因数の和:220202

約数の個数: 24

約数和(自身を含む): 55487880

約数和(自身を除く): 34349736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 220189, 440378, 660567, 880756, 1321134, 1761512, 2642268, 3523024, 5284536, 7046048, 10569072, 21138144]

約数ペア:

[(1, 21138144), (2, 10569072), (3, 7046048), (4, 5284536), (6, 3523024), (8, 2642268), (12, 1761512), (16, 1321134), (24, 880756), (32, 660567), (48, 440378), (96, 220189)]