21609216

素因数分解:

$2^8\times 3^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 108

約数和(自身を含む): 63613368

約数和(自身を除く): 42004152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 113, 128, 144, 166, 192, 226, 249, 256, 288, 332, 339, 384, 452, 498, 576, 664, 678, 747, 768, 904, 996, 1017, 1152, 1328, 1356, 1494, 1808, 1992, 2034, 2304, 2656, 2712, 2988, 3616, 3984, 4068, 5312, 5424, 5976, 7232, 7968, 8136, 9379, 10624, 10848, 11952, 14464, 15936, 16272, 18758, 21248, 21696, 23904, 28137, 28928, 31872, 32544, 37516, 43392, 47808, 56274, 63744, 65088, 75032, 84411, 86784, 95616, 112548, 130176, 150064, 168822, 191232, 225096, 260352, 300128, 337644, 450192, 600256, 675288, 900384, 1200512, 1350576, 1800768, 2401024, 2701152, 3601536, 5402304, 7203072, 10804608, 21609216]

約数ペア:

[(1, 21609216), (2, 10804608), (3, 7203072), (4, 5402304), (6, 3601536), (8, 2701152), (9, 2401024), (12, 1800768), (16, 1350576), (18, 1200512), (24, 900384), (32, 675288), (36, 600256), (48, 450192), (64, 337644), (72, 300128), (83, 260352), (96, 225096), (113, 191232), (128, 168822), (144, 150064), (166, 130176), (192, 112548), (226, 95616), (249, 86784), (256, 84411), (288, 75032), (332, 65088), (339, 63744), (384, 56274), (452, 47808), (498, 43392), (576, 37516), (664, 32544), (678, 31872), (747, 28928), (768, 28137), (904, 23904), (996, 21696), (1017, 21248), (1152, 18758), (1328, 16272), (1356, 15936), (1494, 14464), (1808, 11952), (1992, 10848), (2034, 10624), (2304, 9379), (2656, 8136), (2712, 7968), (2988, 7232), (3616, 5976), (3984, 5424), (4068, 5312)]