16202421

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2311}}^1$

素因数の和:2377

約数の個数: 24

約数和(自身を含む): 25247040

約数和(自身を除く): 9044619

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2311, 2337, 6933, 7011, 20799, 43909, 94751, 131727, 284253, 395181, 852759, 1800269, 5400807, 16202421]

約数ペア:

[(1, 16202421), (3, 5400807), (9, 1800269), (19, 852759), (41, 395181), (57, 284253), (123, 131727), (171, 94751), (369, 43909), (779, 20799), (2311, 7011), (2337, 6933)]