21522068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{316501}}^1$

素因数の和:316522

約数の個数: 12

約数和(自身を含む): 39879252

約数和(自身を除く): 18357184

約数列:

[1, 2, 4, 17, 34, 68, 316501, 633002, 1266004, 5380517, 10761034, 21522068]

約数ペア:

[(1, 21522068), (2, 10761034), (4, 5380517), (17, 1266004), (34, 633002), (68, 316501)]