21120648

素因数分解:

$2^3\times 3^1\times {\mathrm{880027}}^1$

素因数の和:880036

約数の個数: 16

約数和(自身を含む): 52801680

約数和(自身を除く): 31681032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 880027, 1760054, 2640081, 3520108, 5280162, 7040216, 10560324, 21120648]

約数ペア:

[(1, 21120648), (2, 10560324), (3, 7040216), (4, 5280162), (6, 3520108), (8, 2640081), (12, 1760054), (24, 880027)]