21023904

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:530

約数の個数: 96

約数和(自身を含む): 61737984

約数和(自身を除く): 40714080

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 43, 44, 48, 66, 86, 88, 96, 129, 132, 172, 176, 258, 264, 344, 352, 463, 473, 516, 528, 688, 926, 946, 1032, 1056, 1376, 1389, 1419, 1852, 1892, 2064, 2778, 2838, 3704, 3784, 4128, 5093, 5556, 5676, 7408, 7568, 10186, 11112, 11352, 14816, 15136, 15279, 19909, 20372, 22224, 22704, 30558, 39818, 40744, 44448, 45408, 59727, 61116, 79636, 81488, 119454, 122232, 159272, 162976, 218999, 238908, 244464, 318544, 437998, 477816, 488928, 637088, 656997, 875996, 955632, 1313994, 1751992, 1911264, 2627988, 3503984, 5255976, 7007968, 10511952, 21023904]

約数ペア:

[(1, 21023904), (2, 10511952), (3, 7007968), (4, 5255976), (6, 3503984), (8, 2627988), (11, 1911264), (12, 1751992), (16, 1313994), (22, 955632), (24, 875996), (32, 656997), (33, 637088), (43, 488928), (44, 477816), (48, 437998), (66, 318544), (86, 244464), (88, 238908), (96, 218999), (129, 162976), (132, 159272), (172, 122232), (176, 119454), (258, 81488), (264, 79636), (344, 61116), (352, 59727), (463, 45408), (473, 44448), (516, 40744), (528, 39818), (688, 30558), (926, 22704), (946, 22224), (1032, 20372), (1056, 19909), (1376, 15279), (1389, 15136), (1419, 14816), (1852, 11352), (1892, 11112), (2064, 10186), (2778, 7568), (2838, 7408), (3704, 5676), (3784, 5556), (4128, 5093)]