2021815581

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{769}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 2805264000

約数和(自身を除く): 783448419

約数列:

[1, 3, 43, 89, 129, 229, 267, 687, 769, 2307, 3827, 9847, 11481, 20381, 29541, 33067, 61143, 68441, 99201, 176101, 205323, 528303, 876383, 2629149, 2942963, 7572343, 8828889, 15672989, 22717029, 47018967, 673938527, 2021815581]

約数ペア:

[(1, 2021815581), (3, 673938527), (43, 47018967), (89, 22717029), (129, 15672989), (229, 8828889), (267, 7572343), (687, 2942963), (769, 2629149), (2307, 876383), (3827, 528303), (9847, 205323), (11481, 176101), (20381, 99201), (29541, 68441), (33067, 61143)]