21151272

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{23819}}^1$

素因数の和:23865

約数の個数: 32

約数和(自身を含む): 54309600

約数和(自身を除く): 33158328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 23819, 47638, 71457, 95276, 142914, 190552, 285828, 571656, 881303, 1762606, 2643909, 3525212, 5287818, 7050424, 10575636, 21151272]

約数ペア:

[(1, 21151272), (2, 10575636), (3, 7050424), (4, 5287818), (6, 3525212), (8, 2643909), (12, 1762606), (24, 881303), (37, 571656), (74, 285828), (111, 190552), (148, 142914), (222, 95276), (296, 71457), (444, 47638), (888, 23819)]