21093616521

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{463}}^1\times {\mathrm{47309}}^1$

素因数の和:47885

約数の個数: 24

約数和(自身を含む): 30820383360

約数和(自身を除く): 9726766839

約数列:

[1, 3, 9, 107, 321, 463, 963, 1389, 4167, 47309, 49541, 141927, 148623, 425781, 445869, 5062063, 15186189, 21904067, 45558567, 65712201, 197136603, 2343735169, 7031205507, 21093616521]

約数ペア:

[(1, 21093616521), (3, 7031205507), (9, 2343735169), (107, 197136603), (321, 65712201), (463, 45558567), (963, 21904067), (1389, 15186189), (4167, 5062063), (47309, 445869), (49541, 425781), (141927, 148623)]