21346299

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4931}}^1$

素因数の和:4987

約数の個数: 24

約数和(自身を含む): 34109712

約数和(自身を除く): 12763413

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 4931, 14793, 44379, 64103, 182447, 192309, 547341, 576927, 1642023, 2371811, 7115433, 21346299]

約数ペア:

[(1, 21346299), (3, 7115433), (9, 2371811), (13, 1642023), (37, 576927), (39, 547341), (111, 192309), (117, 182447), (333, 64103), (481, 44379), (1443, 14793), (4329, 4931)]