21472128

素因数分解:

$2^7\times 3^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 67881000

約数和(自身を除く): 46408872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 109, 114, 128, 144, 152, 162, 171, 192, 216, 218, 228, 288, 304, 324, 327, 342, 384, 432, 436, 456, 513, 576, 608, 648, 654, 684, 864, 872, 912, 981, 1026, 1152, 1216, 1296, 1308, 1368, 1539, 1728, 1744, 1824, 1962, 2052, 2071, 2432, 2592, 2616, 2736, 2943, 3078, 3456, 3488, 3648, 3924, 4104, 4142, 5184, 5232, 5472, 5886, 6156, 6213, 6976, 7296, 7848, 8208, 8284, 8829, 10368, 10464, 10944, 11772, 12312, 12426, 13952, 15696, 16416, 16568, 17658, 18639, 20928, 21888, 23544, 24624, 24852, 31392, 32832, 33136, 35316, 37278, 41856, 47088, 49248, 49704, 55917, 62784, 65664, 66272, 70632, 74556, 94176, 98496, 99408, 111834, 125568, 132544, 141264, 149112, 167751, 188352, 196992, 198816, 223668, 265088, 282528, 298224, 335502, 376704, 397632, 447336, 565056, 596448, 671004, 795264, 894672, 1130112, 1192896, 1342008, 1789344, 2385792, 2684016, 3578688, 5368032, 7157376, 10736064, 21472128]

約数ペア:

[(1, 21472128), (2, 10736064), (3, 7157376), (4, 5368032), (6, 3578688), (8, 2684016), (9, 2385792), (12, 1789344), (16, 1342008), (18, 1192896), (19, 1130112), (24, 894672), (27, 795264), (32, 671004), (36, 596448), (38, 565056), (48, 447336), (54, 397632), (57, 376704), (64, 335502), (72, 298224), (76, 282528), (81, 265088), (96, 223668), (108, 198816), (109, 196992), (114, 188352), (128, 167751), (144, 149112), (152, 141264), (162, 132544), (171, 125568), (192, 111834), (216, 99408), (218, 98496), (228, 94176), (288, 74556), (304, 70632), (324, 66272), (327, 65664), (342, 62784), (384, 55917), (432, 49704), (436, 49248), (456, 47088), (513, 41856), (576, 37278), (608, 35316), (648, 33136), (654, 32832), (684, 31392), (864, 24852), (872, 24624), (912, 23544), (981, 21888), (1026, 20928), (1152, 18639), (1216, 17658), (1296, 16568), (1308, 16416), (1368, 15696), (1539, 13952), (1728, 12426), (1744, 12312), (1824, 11772), (1962, 10944), (2052, 10464), (2071, 10368), (2432, 8829), (2592, 8284), (2616, 8208), (2736, 7848), (2943, 7296), (3078, 6976), (3456, 6213), (3488, 6156), (3648, 5886), (3924, 5472), (4104, 5232), (4142, 5184)]