211421.0000000

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2411}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 9030528

約数和(自身を除く): 3931263

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 2411, 7233, 12055, 21699, 36165, 108495, 113317, 339951, 566585, 1019853, 1699755, 5099265]

約数ペア:

[(1, 5099265), (3, 1699755), (5, 1019853), (9, 566585), (15, 339951), (45, 113317), (47, 108495), (141, 36165), (235, 21699), (423, 12055), (705, 7233), (2115, 2411)]