21447506

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4967}}^1$

素因数の和:5113

約数の個数: 16

約数和(自身を含む): 34338816

約数和(自身を除く): 12891310

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4967, 9934, 84439, 168878, 630809, 1261618, 10723753, 21447506]

約数ペア:

[(1, 21447506), (2, 10723753), (17, 1261618), (34, 630809), (127, 168878), (254, 84439), (2159, 9934), (4318, 4967)]