21054876

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{16097}}^1$

素因数の和:16213

約数の個数: 24

約数和(自身を含む): 49581840

約数和(自身を除く): 28526964

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 16097, 32194, 48291, 64388, 96582, 193164, 1754573, 3509146, 5263719, 7018292, 10527438, 21054876]

約数ペア:

[(1, 21054876), (2, 10527438), (3, 7018292), (4, 5263719), (6, 3509146), (12, 1754573), (109, 193164), (218, 96582), (327, 64388), (436, 48291), (654, 32194), (1308, 16097)]