21302232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 65664000

約数和(自身を除く): 44361768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 37, 42, 46, 56, 69, 74, 84, 92, 111, 138, 148, 149, 161, 168, 184, 222, 259, 276, 296, 298, 322, 444, 447, 483, 518, 552, 596, 644, 777, 851, 888, 894, 966, 1036, 1043, 1192, 1288, 1554, 1702, 1788, 1932, 2072, 2086, 2553, 3108, 3129, 3404, 3427, 3576, 3864, 4172, 5106, 5513, 5957, 6216, 6258, 6808, 6854, 8344, 10212, 10281, 11026, 11914, 12516, 13708, 16539, 17871, 20424, 20562, 22052, 23828, 23989, 25032, 27416, 33078, 35742, 38591, 41124, 44104, 47656, 47978, 66156, 71484, 71967, 77182, 82248, 95956, 115773, 126799, 132312, 142968, 143934, 154364, 191912, 231546, 253598, 287868, 308728, 380397, 463092, 507196, 575736, 760794, 887593, 926184, 1014392, 1521588, 1775186, 2662779, 3043176, 3550372, 5325558, 7100744, 10651116, 21302232]

約数ペア:

[(1, 21302232), (2, 10651116), (3, 7100744), (4, 5325558), (6, 3550372), (7, 3043176), (8, 2662779), (12, 1775186), (14, 1521588), (21, 1014392), (23, 926184), (24, 887593), (28, 760794), (37, 575736), (42, 507196), (46, 463092), (56, 380397), (69, 308728), (74, 287868), (84, 253598), (92, 231546), (111, 191912), (138, 154364), (148, 143934), (149, 142968), (161, 132312), (168, 126799), (184, 115773), (222, 95956), (259, 82248), (276, 77182), (296, 71967), (298, 71484), (322, 66156), (444, 47978), (447, 47656), (483, 44104), (518, 41124), (552, 38591), (596, 35742), (644, 33078), (777, 27416), (851, 25032), (888, 23989), (894, 23828), (966, 22052), (1036, 20562), (1043, 20424), (1192, 17871), (1288, 16539), (1554, 13708), (1702, 12516), (1788, 11914), (1932, 11026), (2072, 10281), (2086, 10212), (2553, 8344), (3108, 6854), (3129, 6808), (3404, 6258), (3427, 6216), (3576, 5957), (3864, 5513), (4172, 5106)]