21194433

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{60383}}^1$

素因数の和:60405

約数の個数: 16

約数和(自身を含む): 33815040

約数和(自身を除く): 12620607

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 60383, 181149, 543447, 784979, 1630341, 2354937, 7064811, 21194433]

約数ペア:

[(1, 21194433), (3, 7064811), (9, 2354937), (13, 1630341), (27, 784979), (39, 543447), (117, 181149), (351, 60383)]