12821144

素因数分解:

$2^3\times 7^2\times {\mathrm{32707}}^1$

素因数の和:32727

約数の個数: 24

約数和(自身を含む): 27965340

約数和(自身を除く): 15144196

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 32707, 65414, 130828, 228949, 261656, 457898, 915796, 1602643, 1831592, 3205286, 6410572, 12821144]

約数ペア:

[(1, 12821144), (2, 6410572), (4, 3205286), (7, 1831592), (8, 1602643), (14, 915796), (28, 457898), (49, 261656), (56, 228949), (98, 130828), (196, 65414), (392, 32707)]