21106238464

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{26459}}^1$

素因数の和:26539

約数の個数: 88

約数和(自身を含む): 45497440800

約数和(自身を除く): 24391202336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 128, 152, 164, 256, 304, 328, 512, 608, 656, 779, 1024, 1216, 1312, 1558, 2432, 2624, 3116, 4864, 5248, 6232, 9728, 10496, 12464, 19456, 20992, 24928, 26459, 41984, 49856, 52918, 99712, 105836, 199424, 211672, 398848, 423344, 502721, 797696, 846688, 1005442, 1084819, 1693376, 2010884, 2169638, 3386752, 4021768, 4339276, 6773504, 8043536, 8678552, 13547008, 16087072, 17357104, 20611561, 27094016, 32174144, 34714208, 41223122, 64348288, 69428416, 82446244, 128696576, 138856832, 164892488, 257393152, 277713664, 329784976, 514786304, 555427328, 659569952, 1110854656, 1319139904, 2638279808, 5276559616, 10553119232, 21106238464]

約数ペア:

[(1, 21106238464), (2, 10553119232), (4, 5276559616), (8, 2638279808), (16, 1319139904), (19, 1110854656), (32, 659569952), (38, 555427328), (41, 514786304), (64, 329784976), (76, 277713664), (82, 257393152), (128, 164892488), (152, 138856832), (164, 128696576), (256, 82446244), (304, 69428416), (328, 64348288), (512, 41223122), (608, 34714208), (656, 32174144), (779, 27094016), (1024, 20611561), (1216, 17357104), (1312, 16087072), (1558, 13547008), (2432, 8678552), (2624, 8043536), (3116, 6773504), (4864, 4339276), (5248, 4021768), (6232, 3386752), (9728, 2169638), (10496, 2010884), (12464, 1693376), (19456, 1084819), (20992, 1005442), (24928, 846688), (26459, 797696), (41984, 502721), (49856, 423344), (52918, 398848), (99712, 211672), (105836, 199424)]