21062067

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{881}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 30326688

約数和(自身を除く): 9264621

約数列:

[1, 3, 13, 39, 613, 881, 1839, 2643, 7969, 11453, 23907, 34359, 540053, 1620159, 7020689, 21062067]

約数ペア:

[(1, 21062067), (3, 7020689), (13, 1620159), (39, 540053), (613, 34359), (881, 23907), (1839, 11453), (2643, 7969)]