21564408

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4561}}^1$

素因数の和:4767

約数の個数: 32

約数和(自身を含む): 54196560

約数和(自身を除く): 32632152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4561, 4728, 9122, 13683, 18244, 27366, 36488, 54732, 109464, 898517, 1797034, 2695551, 3594068, 5391102, 7188136, 10782204, 21564408]

約数ペア:

[(1, 21564408), (2, 10782204), (3, 7188136), (4, 5391102), (6, 3594068), (8, 2695551), (12, 1797034), (24, 898517), (197, 109464), (394, 54732), (591, 36488), (788, 27366), (1182, 18244), (1576, 13683), (2364, 9122), (4561, 4728)]