21034852

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 37744056

約数和(自身を除く): 16709204

約数列:

[1, 2, 4, 53, 106, 212, 313, 317, 626, 634, 1252, 1268, 16589, 16801, 33178, 33602, 66356, 67204, 99221, 198442, 396884, 5258713, 10517426, 21034852]

約数ペア:

[(1, 21034852), (2, 10517426), (4, 5258713), (53, 396884), (106, 198442), (212, 99221), (313, 67204), (317, 66356), (626, 33602), (634, 33178), (1252, 16801), (1268, 16589)]