216960261

素因数分解:

$3^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{22123}}^1$

素因数の和:22600

約数の個数: 16

約数和(自身を含む): 331329024

約数和(自身を除く): 114368763

約数列:

[1, 3, 7, 21, 467, 1401, 3269, 9807, 22123, 66369, 154861, 464583, 10331441, 30994323, 72320087, 216960261]

約数ペア:

[(1, 216960261), (3, 72320087), (7, 30994323), (21, 10331441), (467, 464583), (1401, 154861), (3269, 66369), (9807, 22123)]