21268368

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 67317120

約数和(自身を除く): 46048752

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 33, 36, 44, 48, 58, 66, 72, 87, 88, 99, 116, 132, 144, 174, 176, 198, 232, 261, 264, 319, 348, 396, 463, 464, 522, 528, 638, 696, 792, 926, 957, 1044, 1276, 1389, 1392, 1584, 1852, 1914, 2088, 2552, 2778, 2871, 3704, 3828, 4167, 4176, 5093, 5104, 5556, 5742, 7408, 7656, 8334, 10186, 11112, 11484, 13427, 15279, 15312, 16668, 20372, 22224, 22968, 26854, 30558, 33336, 40281, 40744, 45837, 45936, 53708, 61116, 66672, 80562, 81488, 91674, 107416, 120843, 122232, 147697, 161124, 183348, 214832, 241686, 244464, 295394, 322248, 366696, 443091, 483372, 590788, 644496, 733392, 886182, 966744, 1181576, 1329273, 1772364, 1933488, 2363152, 2658546, 3544728, 5317092, 7089456, 10634184, 21268368]

約数ペア:

[(1, 21268368), (2, 10634184), (3, 7089456), (4, 5317092), (6, 3544728), (8, 2658546), (9, 2363152), (11, 1933488), (12, 1772364), (16, 1329273), (18, 1181576), (22, 966744), (24, 886182), (29, 733392), (33, 644496), (36, 590788), (44, 483372), (48, 443091), (58, 366696), (66, 322248), (72, 295394), (87, 244464), (88, 241686), (99, 214832), (116, 183348), (132, 161124), (144, 147697), (174, 122232), (176, 120843), (198, 107416), (232, 91674), (261, 81488), (264, 80562), (319, 66672), (348, 61116), (396, 53708), (463, 45936), (464, 45837), (522, 40744), (528, 40281), (638, 33336), (696, 30558), (792, 26854), (926, 22968), (957, 22224), (1044, 20372), (1276, 16668), (1389, 15312), (1392, 15279), (1584, 13427), (1852, 11484), (1914, 11112), (2088, 10186), (2552, 8334), (2778, 7656), (2871, 7408), (3704, 5742), (3828, 5556), (4167, 5104), (4176, 5093)]