21007438464

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{2339}}^1$

素因数の和:3606

約数の個数: 128

約数和(自身を含む): 58810752000

約数和(自身を除く): 37803313536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 304, 384, 456, 608, 912, 1216, 1231, 1824, 2339, 2432, 2462, 3648, 3693, 4678, 4924, 7017, 7296, 7386, 9356, 9848, 14034, 14772, 18712, 19696, 23389, 28068, 29544, 37424, 39392, 44441, 46778, 56136, 59088, 70167, 74848, 78784, 88882, 93556, 112272, 118176, 133323, 140334, 149696, 157568, 177764, 187112, 224544, 236352, 266646, 280668, 299392, 355528, 374224, 449088, 472704, 533292, 561336, 711056, 748448, 898176, 1066584, 1122672, 1422112, 1496896, 2133168, 2245344, 2844224, 2879309, 2993792, 4266336, 4490688, 5688448, 5758618, 8532672, 8637927, 8981376, 11517236, 17065344, 17275854, 23034472, 34551708, 46068944, 54706871, 69103416, 92137888, 109413742, 138206832, 164120613, 184275776, 218827484, 276413664, 328241226, 368551552, 437654968, 552827328, 656482452, 875309936, 1105654656, 1312964904, 1750619872, 2625929808, 3501239744, 5251859616, 7002479488, 10503719232, 21007438464]

約数ペア:

[(1, 21007438464), (2, 10503719232), (3, 7002479488), (4, 5251859616), (6, 3501239744), (8, 2625929808), (12, 1750619872), (16, 1312964904), (19, 1105654656), (24, 875309936), (32, 656482452), (38, 552827328), (48, 437654968), (57, 368551552), (64, 328241226), (76, 276413664), (96, 218827484), (114, 184275776), (128, 164120613), (152, 138206832), (192, 109413742), (228, 92137888), (304, 69103416), (384, 54706871), (456, 46068944), (608, 34551708), (912, 23034472), (1216, 17275854), (1231, 17065344), (1824, 11517236), (2339, 8981376), (2432, 8637927), (2462, 8532672), (3648, 5758618), (3693, 5688448), (4678, 4490688), (4924, 4266336), (7017, 2993792), (7296, 2879309), (7386, 2844224), (9356, 2245344), (9848, 2133168), (14034, 1496896), (14772, 1422112), (18712, 1122672), (19696, 1066584), (23389, 898176), (28068, 748448), (29544, 711056), (37424, 561336), (39392, 533292), (44441, 472704), (46778, 449088), (56136, 374224), (59088, 355528), (70167, 299392), (74848, 280668), (78784, 266646), (88882, 236352), (93556, 224544), (112272, 187112), (118176, 177764), (133323, 157568), (140334, 149696)]