21120894

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61757}}^1$

素因数の和:61784

約数の個数: 24

約数和(自身を含む): 48171240

約数和(自身を除く): 27050346

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61757, 123514, 185271, 370542, 555813, 1111626, 1173383, 2346766, 3520149, 7040298, 10560447, 21120894]

約数ペア:

[(1, 21120894), (2, 10560447), (3, 7040298), (6, 3520149), (9, 2346766), (18, 1173383), (19, 1111626), (38, 555813), (57, 370542), (114, 185271), (171, 123514), (342, 61757)]