21186168

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4481}}^1$

素因数の和:4687

約数の個数: 32

約数和(自身を含む): 53246160

約数和(自身を除く): 32059992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4481, 4728, 8962, 13443, 17924, 26886, 35848, 53772, 107544, 882757, 1765514, 2648271, 3531028, 5296542, 7062056, 10593084, 21186168]

約数ペア:

[(1, 21186168), (2, 10593084), (3, 7062056), (4, 5296542), (6, 3531028), (8, 2648271), (12, 1765514), (24, 882757), (197, 107544), (394, 53772), (591, 35848), (788, 26886), (1182, 17924), (1576, 13443), (2364, 8962), (4481, 4728)]