21627824

素因数分解:

$2^4\times {\mathrm{1039}}^1\times {\mathrm{1301}}^1$

素因数の和:2348

約数の個数: 20

約数和(自身を含む): 41976480

約数和(自身を除く): 20348656

約数列:

[1, 2, 4, 8, 16, 1039, 1301, 2078, 2602, 4156, 5204, 8312, 10408, 16624, 20816, 1351739, 2703478, 5406956, 10813912, 21627824]

約数ペア:

[(1, 21627824), (2, 10813912), (4, 5406956), (8, 2703478), (16, 1351739), (1039, 20816), (1301, 16624), (2078, 10408), (2602, 8312), (4156, 5204)]