21893908

素因数分解:

$2^2\times {\mathrm{613}}^1\times {\mathrm{8929}}^1$

素因数の和:9546

約数の個数: 12

約数和(自身を含む): 38381140

約数和(自身を除く): 16487232

約数列:

[1, 2, 4, 613, 1226, 2452, 8929, 17858, 35716, 5473477, 10946954, 21893908]

約数ペア:

[(1, 21893908), (2, 10946954), (4, 5473477), (613, 35716), (1226, 17858), (2452, 8929)]