21476872

素因数分解:

$2^3\times {\mathrm{37}}^3\times {\mathrm{53}}^1$

素因数の和:170

約数の個数: 32

約数和(自身を含む): 42168600

約数和(自身を除く): 20691728

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1369, 1961, 2738, 3922, 5476, 7844, 10952, 15688, 50653, 72557, 101306, 145114, 202612, 290228, 405224, 580456, 2684609, 5369218, 10738436, 21476872]

約数ペア:

[(1, 21476872), (2, 10738436), (4, 5369218), (8, 2684609), (37, 580456), (53, 405224), (74, 290228), (106, 202612), (148, 145114), (212, 101306), (296, 72557), (424, 50653), (1369, 15688), (1961, 10952), (2738, 7844), (3922, 5476)]