20211084

素因数分解:

$2^2\times 3^2\times {\mathrm{561419}}^1$

素因数の和:561429

約数の個数: 18

約数和(自身を含む): 51089220

約数和(自身を除く): 30878136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561419, 1122838, 1684257, 2245676, 3368514, 5052771, 6737028, 10105542, 20211084]

約数ペア:

[(1, 20211084), (2, 10105542), (3, 6737028), (4, 5052771), (6, 3368514), (9, 2245676), (12, 1684257), (18, 1122838), (36, 561419)]