21185032

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{240739}}^1$

素因数の和:240756

約数の個数: 16

約数和(自身を含む): 43333200

約数和(自身を除く): 22148168

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 240739, 481478, 962956, 1925912, 2648129, 5296258, 10592516, 21185032]

約数ペア:

[(1, 21185032), (2, 10592516), (4, 5296258), (8, 2648129), (11, 1925912), (22, 962956), (44, 481478), (88, 240739)]