21179312

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17191}}^1$

素因数の和:17217

約数の個数: 40

約数和(自身を含む): 51163392

約数和(自身を除く): 29984080

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17191, 34382, 68764, 120337, 137528, 189101, 240674, 275056, 378202, 481348, 756404, 962696, 1323707, 1512808, 1925392, 2647414, 3025616, 5294828, 10589656, 21179312]

約数ペア:

[(1, 21179312), (2, 10589656), (4, 5294828), (7, 3025616), (8, 2647414), (11, 1925392), (14, 1512808), (16, 1323707), (22, 962696), (28, 756404), (44, 481348), (56, 378202), (77, 275056), (88, 240674), (112, 189101), (154, 137528), (176, 120337), (308, 68764), (616, 34382), (1232, 17191)]