21697888

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{6337}}^1$

素因数の和:6454

約数の個数: 24

約数和(自身を含む): 43123752

約数和(自身を除く): 21425864

約数列:

[1, 2, 4, 8, 16, 32, 107, 214, 428, 856, 1712, 3424, 6337, 12674, 25348, 50696, 101392, 202784, 678059, 1356118, 2712236, 5424472, 10848944, 21697888]

約数ペア:

[(1, 21697888), (2, 10848944), (4, 5424472), (8, 2712236), (16, 1356118), (32, 678059), (107, 202784), (214, 101392), (428, 50696), (856, 25348), (1712, 12674), (3424, 6337)]