21553908

素因数分解:

$2^2\times 3^1\times {\mathrm{1051}}^1\times {\mathrm{1709}}^1$

素因数の和:2767

約数の個数: 24

約数和(自身を含む): 50369760

約数和(自身を除く): 28815852

約数列:

[1, 2, 3, 4, 6, 12, 1051, 1709, 2102, 3153, 3418, 4204, 5127, 6306, 6836, 10254, 12612, 20508, 1796159, 3592318, 5388477, 7184636, 10776954, 21553908]

約数ペア:

[(1, 21553908), (2, 10776954), (3, 7184636), (4, 5388477), (6, 3592318), (12, 1796159), (1051, 20508), (1709, 12612), (2102, 10254), (3153, 6836), (3418, 6306), (4204, 5127)]