2116581

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 3018240

約数和(自身を除く): 901659

約数列:

[1, 3, 19, 57, 71, 213, 523, 1349, 1569, 4047, 9937, 29811, 37133, 111399, 705527, 2116581]

約数ペア:

[(1, 2116581), (3, 705527), (19, 111399), (57, 37133), (71, 29811), (213, 9937), (523, 4047), (1349, 1569)]