20211542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6121}}^1$

素因数の和:6263

約数の個数: 16

約数和(自身を含む): 32911872

約数和(自身を除く): 12700330

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 6121, 12242, 79573, 159146, 777367, 1554734, 10105771, 20211542]

約数ペア:

[(1, 20211542), (2, 10105771), (13, 1554734), (26, 777367), (127, 159146), (254, 79573), (1651, 12242), (3302, 6121)]