20212702851

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1294939}}^1$

素因数の和:1295007

約数の個数: 24

約数和(自身を含む): 30311955520

約数和(自身を除く): 10099252669

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1419, 5203, 15609, 1294939, 3884817, 14244329, 42732987, 55682377, 156687619, 167047131, 470062857, 612506147, 1837518441, 6737567617, 20212702851]

約数ペア:

[(1, 20212702851), (3, 6737567617), (11, 1837518441), (33, 612506147), (43, 470062857), (121, 167047131), (129, 156687619), (363, 55682377), (473, 42732987), (1419, 14244329), (5203, 3884817), (15609, 1294939)]