21768856

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{613}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 42881760

約数和(自身を除く): 21112904

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 193, 386, 613, 772, 1226, 1544, 2452, 4439, 4904, 8878, 14099, 17756, 28198, 35512, 56396, 112792, 118309, 236618, 473236, 946472, 2721107, 5442214, 10884428, 21768856]

約数ペア:

[(1, 21768856), (2, 10884428), (4, 5442214), (8, 2721107), (23, 946472), (46, 473236), (92, 236618), (184, 118309), (193, 112792), (386, 56396), (613, 35512), (772, 28198), (1226, 17756), (1544, 14099), (2452, 8878), (4439, 4904)]