21280866

素因数分解:

$2^1\times 3^1\times {\mathrm{859}}^1\times {\mathrm{4129}}^1$

素因数の和:4993

約数の個数: 16

約数和(自身を含む): 42621600

約数和(自身を除く): 21340734

約数列:

[1, 2, 3, 6, 859, 1718, 2577, 4129, 5154, 8258, 12387, 24774, 3546811, 7093622, 10640433, 21280866]

約数ペア:

[(1, 21280866), (2, 10640433), (3, 7093622), (6, 3546811), (859, 24774), (1718, 12387), (2577, 8258), (4129, 5154)]