21982864

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{9221}}^1$

素因数の和:9378

約数の個数: 20

約数和(自身を含む): 42882300

約数和(自身を除く): 20899436

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 9221, 18442, 36884, 73768, 147536, 1373929, 2747858, 5495716, 10991432, 21982864]

約数ペア:

[(1, 21982864), (2, 10991432), (4, 5495716), (8, 2747858), (16, 1373929), (149, 147536), (298, 73768), (596, 36884), (1192, 18442), (2384, 9221)]