21821542286

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1\times {\mathrm{207947}}^1$

素因数の和:208759

約数の個数: 16

約数和(自身を含む): 33238408320

約数和(自身を除く): 11416866034

約数列:

[1, 2, 71, 142, 739, 1478, 52469, 104938, 207947, 415894, 14764237, 29528474, 153672833, 307345666, 10910771143, 21821542286]

約数ペア:

[(1, 21821542286), (2, 10910771143), (71, 307345666), (142, 153672833), (739, 29528474), (1478, 14764237), (52469, 415894), (104938, 207947)]