8521821

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4099}}^1$

素因数の和:4126

約数の個数: 32

約数和(自身を含む): 15744000

約数和(自身を除く): 7222179

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 4099, 12297, 28693, 36891, 45089, 86079, 110673, 135267, 258237, 315623, 405801, 774711, 946869, 1217403, 2840607, 8521821]

約数ペア:

[(1, 8521821), (3, 2840607), (7, 1217403), (9, 946869), (11, 774711), (21, 405801), (27, 315623), (33, 258237), (63, 135267), (77, 110673), (99, 86079), (189, 45089), (231, 36891), (297, 28693), (693, 12297), (2079, 4099)]