21546366908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{499}}^1\times {\mathrm{89213}}^1$

素因数の和:89738

約数の個数: 36

約数和(自身を含む): 41529117000

約数和(自身を除く): 19982750092

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 499, 998, 1996, 5489, 10978, 21956, 60379, 89213, 120758, 178426, 241516, 356852, 981343, 1962686, 3925372, 10794773, 21589546, 43179092, 44517287, 89034574, 178069148, 489690157, 979380314, 1958760628, 5386591727, 10773183454, 21546366908]

約数ペア:

[(1, 21546366908), (2, 10773183454), (4, 5386591727), (11, 1958760628), (22, 979380314), (44, 489690157), (121, 178069148), (242, 89034574), (484, 44517287), (499, 43179092), (998, 21589546), (1996, 10794773), (5489, 3925372), (10978, 1962686), (21956, 981343), (60379, 356852), (89213, 241516), (120758, 178426)]