21307656

素因数分解:

$2^3\times 3^1\times {\mathrm{887819}}^1$

素因数の和:887828

約数の個数: 16

約数和(自身を含む): 53269200

約数和(自身を除く): 31961544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 887819, 1775638, 2663457, 3551276, 5326914, 7102552, 10653828, 21307656]

約数ペア:

[(1, 21307656), (2, 10653828), (3, 7102552), (4, 5326914), (6, 3551276), (8, 2663457), (12, 1775638), (24, 887819)]