16721144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 17752456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 1112, 1367, 1529, 2734, 3058, 5468, 6116, 10936, 12232, 15037, 30074, 60148, 120296, 190013, 380026, 760052, 1520104, 2090143, 4180286, 8360572, 16721144]

約数ペア:

[(1, 16721144), (2, 8360572), (4, 4180286), (8, 2090143), (11, 1520104), (22, 760052), (44, 380026), (88, 190013), (139, 120296), (278, 60148), (556, 30074), (1112, 15037), (1367, 12232), (1529, 10936), (2734, 6116), (3058, 5468)]