21007053

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{45767}}^1$

素因数の和:45793

約数の個数: 16

約数和(自身を含む): 32952960

約数和(自身を除く): 11945907

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 45767, 137301, 411903, 778039, 1235709, 2334117, 7002351, 21007053]

約数ペア:

[(1, 21007053), (3, 7002351), (9, 2334117), (17, 1235709), (27, 778039), (51, 411903), (153, 137301), (459, 45767)]