21885928

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{9337}}^1$

素因数の和:9636

約数の個数: 16

約数和(自身を含む): 41180580

約数和(自身を除く): 19294652

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 9337, 18674, 37348, 74696, 2735741, 5471482, 10942964, 21885928]

約数ペア:

[(1, 21885928), (2, 10942964), (4, 5471482), (8, 2735741), (293, 74696), (586, 37348), (1172, 18674), (2344, 9337)]