2097711

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 3878400

約数和(自身を除く): 1780689

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 1009, 2079, 3027, 7063, 9081, 11099, 21189, 27243, 33297, 63567, 77693, 99891, 190701, 233079, 299673, 699237, 2097711]

約数ペア:

[(1, 2097711), (3, 699237), (7, 299673), (9, 233079), (11, 190701), (21, 99891), (27, 77693), (33, 63567), (63, 33297), (77, 27243), (99, 21189), (189, 11099), (231, 9081), (297, 7063), (693, 3027), (1009, 2079)]