21428928

素因数分解:

$2^6\times 3^3\times {\mathrm{12401}}^1$

素因数の和:12422

約数の個数: 56

約数和(自身を含む): 63002160

約数和(自身を除く): 41573232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 12401, 24802, 37203, 49604, 74406, 99208, 111609, 148812, 198416, 223218, 297624, 334827, 396832, 446436, 595248, 669654, 793664, 892872, 1190496, 1339308, 1785744, 2380992, 2678616, 3571488, 5357232, 7142976, 10714464, 21428928]

約数ペア:

[(1, 21428928), (2, 10714464), (3, 7142976), (4, 5357232), (6, 3571488), (8, 2678616), (9, 2380992), (12, 1785744), (16, 1339308), (18, 1190496), (24, 892872), (27, 793664), (32, 669654), (36, 595248), (48, 446436), (54, 396832), (64, 334827), (72, 297624), (96, 223218), (108, 198416), (144, 148812), (192, 111609), (216, 99208), (288, 74406), (432, 49604), (576, 37203), (864, 24802), (1728, 12401)]