22420881

素因数分解:

$3^5\times 7^3\times {\mathrm{269}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 39312000

約数和(自身を除く): 16891119

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 269, 343, 441, 567, 807, 1029, 1323, 1701, 1883, 2421, 3087, 3969, 5649, 7263, 9261, 11907, 13181, 16947, 21789, 27783, 39543, 50841, 65367, 83349, 92267, 118629, 152523, 276801, 355887, 457569, 830403, 1067661, 2491209, 3202983, 7473627, 22420881]

約数ペア:

[(1, 22420881), (3, 7473627), (7, 3202983), (9, 2491209), (21, 1067661), (27, 830403), (49, 457569), (63, 355887), (81, 276801), (147, 152523), (189, 118629), (243, 92267), (269, 83349), (343, 65367), (441, 50841), (567, 39543), (807, 27783), (1029, 21789), (1323, 16947), (1701, 13181), (1883, 11907), (2421, 9261), (3087, 7263), (3969, 5649)]