21891034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{5051}}^1$

素因数の和:5261

約数の個数: 16

約数和(自身を含む): 36010656

約数和(自身を除く): 14119622

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 5051, 10102, 55561, 111122, 995047, 1990094, 10945517, 21891034]

約数ペア:

[(1, 21891034), (2, 10945517), (11, 1990094), (22, 995047), (197, 111122), (394, 55561), (2167, 10102), (4334, 5051)]