21448256

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{2411}}^1$

素因数の和:2562

約数の個数: 28

約数和(自身を含む): 42885360

約数和(自身を除く): 21437104

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 2411, 4448, 4822, 8896, 9644, 19288, 38576, 77152, 154304, 335129, 670258, 1340516, 2681032, 5362064, 10724128, 21448256]

約数ペア:

[(1, 21448256), (2, 10724128), (4, 5362064), (8, 2681032), (16, 1340516), (32, 670258), (64, 335129), (139, 154304), (278, 77152), (556, 38576), (1112, 19288), (2224, 9644), (2411, 8896), (4448, 4822)]