21134124

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:747

約数の個数: 72

約数和(自身を含む): 59072832

約数和(自身を除く): 37938708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 83, 99, 132, 166, 198, 249, 332, 396, 498, 643, 747, 913, 996, 1286, 1494, 1826, 1929, 2572, 2739, 2988, 3652, 3858, 5478, 5787, 7073, 7716, 8217, 10956, 11574, 14146, 16434, 21219, 23148, 28292, 32868, 42438, 53369, 63657, 84876, 106738, 127314, 160107, 213476, 254628, 320214, 480321, 587059, 640428, 960642, 1174118, 1761177, 1921284, 2348236, 3522354, 5283531, 7044708, 10567062, 21134124]

約数ペア:

[(1, 21134124), (2, 10567062), (3, 7044708), (4, 5283531), (6, 3522354), (9, 2348236), (11, 1921284), (12, 1761177), (18, 1174118), (22, 960642), (33, 640428), (36, 587059), (44, 480321), (66, 320214), (83, 254628), (99, 213476), (132, 160107), (166, 127314), (198, 106738), (249, 84876), (332, 63657), (396, 53369), (498, 42438), (643, 32868), (747, 28292), (913, 23148), (996, 21219), (1286, 16434), (1494, 14146), (1826, 11574), (1929, 10956), (2572, 8217), (2739, 7716), (2988, 7073), (3652, 5787), (3858, 5478)]