21167986784

素因数分解:

$2^5\times 7^1\times {\mathrm{193}}^1\times {\mathrm{659}}^1\times {\mathrm{743}}^1$

素因数の和:1612

約数の個数: 96

約数和(自身を含む): 48011927040

約数和(自身を除く): 26843940256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 193, 224, 386, 659, 743, 772, 1318, 1351, 1486, 1544, 2636, 2702, 2972, 3088, 4613, 5201, 5272, 5404, 5944, 6176, 9226, 10402, 10544, 10808, 11888, 18452, 20804, 21088, 21616, 23776, 36904, 41608, 43232, 73808, 83216, 127187, 143399, 147616, 166432, 254374, 286798, 489637, 508748, 573596, 890309, 979274, 1003793, 1017496, 1147192, 1780618, 1958548, 2007586, 2034992, 2294384, 3427459, 3561236, 3917096, 4015172, 4069984, 4588768, 6854918, 7122472, 7834192, 8030344, 13709836, 14244944, 15668384, 16060688, 27419672, 28489888, 32121376, 54839344, 94499941, 109678688, 188999882, 377999764, 661499587, 755999528, 1322999174, 1511999056, 2645998348, 3023998112, 5291996696, 10583993392, 21167986784]

約数ペア:

[(1, 21167986784), (2, 10583993392), (4, 5291996696), (7, 3023998112), (8, 2645998348), (14, 1511999056), (16, 1322999174), (28, 755999528), (32, 661499587), (56, 377999764), (112, 188999882), (193, 109678688), (224, 94499941), (386, 54839344), (659, 32121376), (743, 28489888), (772, 27419672), (1318, 16060688), (1351, 15668384), (1486, 14244944), (1544, 13709836), (2636, 8030344), (2702, 7834192), (2972, 7122472), (3088, 6854918), (4613, 4588768), (5201, 4069984), (5272, 4015172), (5404, 3917096), (5944, 3561236), (6176, 3427459), (9226, 2294384), (10402, 2034992), (10544, 2007586), (10808, 1958548), (11888, 1780618), (18452, 1147192), (20804, 1017496), (21088, 1003793), (21616, 979274), (23776, 890309), (36904, 573596), (41608, 508748), (43232, 489637), (73808, 286798), (83216, 254374), (127187, 166432), (143399, 147616)]