21126156

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{21211}}^1$

素因数の和:21301

約数の個数: 24

約数和(自身を含む): 49890624

約数和(自身を除く): 28764468

約数列:

[1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 21211, 42422, 63633, 84844, 127266, 254532, 1760513, 3521026, 5281539, 7042052, 10563078, 21126156]

約数ペア:

[(1, 21126156), (2, 10563078), (3, 7042052), (4, 5281539), (6, 3521026), (12, 1760513), (83, 254532), (166, 127266), (249, 84844), (332, 63633), (498, 42422), (996, 21211)]