21051552

素因数分解:

$2^5\times 3^1\times {\mathrm{103}}^1\times {\mathrm{2129}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 55823040

約数和(自身を除く): 34771488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 103, 206, 309, 412, 618, 824, 1236, 1648, 2129, 2472, 3296, 4258, 4944, 6387, 8516, 9888, 12774, 17032, 25548, 34064, 51096, 68128, 102192, 204384, 219287, 438574, 657861, 877148, 1315722, 1754296, 2631444, 3508592, 5262888, 7017184, 10525776, 21051552]

約数ペア:

[(1, 21051552), (2, 10525776), (3, 7017184), (4, 5262888), (6, 3508592), (8, 2631444), (12, 1754296), (16, 1315722), (24, 877148), (32, 657861), (48, 438574), (96, 219287), (103, 204384), (206, 102192), (309, 68128), (412, 51096), (618, 34064), (824, 25548), (1236, 17032), (1648, 12774), (2129, 9888), (2472, 8516), (3296, 6387), (4258, 4944)]