21134584355

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{89381}}^1$

素因数の和:89555

約数の個数: 24

約数和(自身を含む): 26971197264

約数和(自身を除く): 5836612909

約数列:

[1, 5, 19, 95, 131, 361, 655, 1805, 2489, 12445, 47291, 89381, 236455, 446905, 1698239, 8491195, 11708911, 32266541, 58544555, 161332705, 222469309, 1112346545, 4226916871, 21134584355]

約数ペア:

[(1, 21134584355), (5, 4226916871), (19, 1112346545), (95, 222469309), (131, 161332705), (361, 58544555), (655, 32266541), (1805, 11708911), (2489, 8491195), (12445, 1698239), (47291, 446905), (89381, 236455)]