21091336623

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2129}}^1\times {\mathrm{2347}}^1$

素因数の和:4556

約数の個数: 48

約数和(自身を含む): 35368769280

約数和(自身を除く): 14277432657

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 2129, 2347, 4221, 6387, 7041, 14903, 16429, 19161, 21123, 44709, 49287, 134127, 142643, 147861, 157249, 427929, 471747, 998501, 1100743, 1283787, 1415241, 2995503, 3302229, 4996763, 8986509, 9906687, 14990289, 34977341, 44970867, 104932023, 314796069, 334783121, 1004349363, 2343481847, 3013048089, 7030445541, 21091336623]

約数ペア:

[(1, 21091336623), (3, 7030445541), (7, 3013048089), (9, 2343481847), (21, 1004349363), (63, 334783121), (67, 314796069), (201, 104932023), (469, 44970867), (603, 34977341), (1407, 14990289), (2129, 9906687), (2347, 8986509), (4221, 4996763), (6387, 3302229), (7041, 2995503), (14903, 1415241), (16429, 1283787), (19161, 1100743), (21123, 998501), (44709, 471747), (49287, 427929), (134127, 157249), (142643, 147861)]