21148802

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1571}}^1$

素因数の和:1753

約数の個数: 16

約数和(自身を含む): 32596992

約数和(自身を除く): 11448190

約数列:

[1, 2, 53, 106, 127, 254, 1571, 3142, 6731, 13462, 83263, 166526, 199517, 399034, 10574401, 21148802]

約数ペア:

[(1, 21148802), (2, 10574401), (53, 399034), (106, 199517), (127, 166526), (254, 83263), (1571, 13462), (3142, 6731)]