21396144

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{827}}^1$

素因数の和:863

約数の個数: 120

約数和(自身を含む): 70227648

約数和(自身を除く): 48831504

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 827, 924, 1078, 1176, 1232, 1617, 1654, 1848, 2156, 2352, 2481, 3234, 3308, 3696, 4312, 4962, 5789, 6468, 6616, 8624, 9097, 9924, 11578, 12936, 13232, 17367, 18194, 19848, 23156, 25872, 27291, 34734, 36388, 39696, 40523, 46312, 54582, 63679, 69468, 72776, 81046, 92624, 109164, 121569, 127358, 138936, 145552, 162092, 191037, 218328, 243138, 254716, 277872, 324184, 382074, 436656, 445753, 486276, 509432, 648368, 764148, 891506, 972552, 1018864, 1337259, 1528296, 1783012, 1945104, 2674518, 3056592, 3566024, 5349036, 7132048, 10698072, 21396144]

約数ペア:

[(1, 21396144), (2, 10698072), (3, 7132048), (4, 5349036), (6, 3566024), (7, 3056592), (8, 2674518), (11, 1945104), (12, 1783012), (14, 1528296), (16, 1337259), (21, 1018864), (22, 972552), (24, 891506), (28, 764148), (33, 648368), (42, 509432), (44, 486276), (48, 445753), (49, 436656), (56, 382074), (66, 324184), (77, 277872), (84, 254716), (88, 243138), (98, 218328), (112, 191037), (132, 162092), (147, 145552), (154, 138936), (168, 127358), (176, 121569), (196, 109164), (231, 92624), (264, 81046), (294, 72776), (308, 69468), (336, 63679), (392, 54582), (462, 46312), (528, 40523), (539, 39696), (588, 36388), (616, 34734), (784, 27291), (827, 25872), (924, 23156), (1078, 19848), (1176, 18194), (1232, 17367), (1617, 13232), (1654, 12936), (1848, 11578), (2156, 9924), (2352, 9097), (2481, 8624), (3234, 6616), (3308, 6468), (3696, 5789), (4312, 4962)]