21432384

素因数分解:

$2^6\times 3^3\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 112

約数和(自身を含む): 64211200

約数和(自身を除く): 42778816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 108, 144, 157, 158, 192, 216, 237, 288, 314, 316, 432, 471, 474, 576, 628, 632, 711, 864, 942, 948, 1256, 1264, 1413, 1422, 1728, 1884, 1896, 2133, 2512, 2528, 2826, 2844, 3768, 3792, 4239, 4266, 5024, 5056, 5652, 5688, 7536, 7584, 8478, 8532, 10048, 11304, 11376, 12403, 15072, 15168, 16956, 17064, 22608, 22752, 24806, 30144, 33912, 34128, 37209, 45216, 45504, 49612, 67824, 68256, 74418, 90432, 99224, 111627, 135648, 136512, 148836, 198448, 223254, 271296, 297672, 334881, 396896, 446508, 595344, 669762, 793792, 893016, 1190688, 1339524, 1786032, 2381376, 2679048, 3572064, 5358096, 7144128, 10716192, 21432384]

約数ペア:

[(1, 21432384), (2, 10716192), (3, 7144128), (4, 5358096), (6, 3572064), (8, 2679048), (9, 2381376), (12, 1786032), (16, 1339524), (18, 1190688), (24, 893016), (27, 793792), (32, 669762), (36, 595344), (48, 446508), (54, 396896), (64, 334881), (72, 297672), (79, 271296), (96, 223254), (108, 198448), (144, 148836), (157, 136512), (158, 135648), (192, 111627), (216, 99224), (237, 90432), (288, 74418), (314, 68256), (316, 67824), (432, 49612), (471, 45504), (474, 45216), (576, 37209), (628, 34128), (632, 33912), (711, 30144), (864, 24806), (942, 22752), (948, 22608), (1256, 17064), (1264, 16956), (1413, 15168), (1422, 15072), (1728, 12403), (1884, 11376), (1896, 11304), (2133, 10048), (2512, 8532), (2528, 8478), (2826, 7584), (2844, 7536), (3768, 5688), (3792, 5652), (4239, 5056), (4266, 5024)]