21431424

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 71163360

約数和(自身を除く): 49731936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 64, 67, 68, 84, 96, 98, 102, 112, 119, 128, 134, 136, 147, 168, 192, 196, 201, 204, 224, 238, 268, 272, 294, 336, 357, 384, 392, 402, 408, 448, 469, 476, 536, 544, 588, 672, 714, 784, 804, 816, 833, 896, 938, 952, 1072, 1088, 1139, 1176, 1344, 1407, 1428, 1568, 1608, 1632, 1666, 1876, 1904, 2144, 2176, 2278, 2352, 2499, 2688, 2814, 2856, 3136, 3216, 3264, 3283, 3332, 3417, 3752, 3808, 4288, 4556, 4704, 4998, 5628, 5712, 6272, 6432, 6528, 6566, 6664, 6834, 7504, 7616, 7973, 8576, 9112, 9408, 9849, 9996, 11256, 11424, 12864, 13132, 13328, 13668, 15008, 15232, 15946, 18224, 18816, 19698, 19992, 22512, 22848, 23919, 25728, 26264, 26656, 27336, 30016, 31892, 36448, 39396, 39984, 45024, 45696, 47838, 52528, 53312, 54672, 55811, 60032, 63784, 72896, 78792, 79968, 90048, 95676, 105056, 106624, 109344, 111622, 127568, 145792, 157584, 159936, 167433, 180096, 191352, 210112, 218688, 223244, 255136, 315168, 319872, 334866, 382704, 420224, 437376, 446488, 510272, 630336, 669732, 765408, 892976, 1020544, 1260672, 1339464, 1530816, 1785952, 2678928, 3061632, 3571904, 5357856, 7143808, 10715712, 21431424]

約数ペア:

[(1, 21431424), (2, 10715712), (3, 7143808), (4, 5357856), (6, 3571904), (7, 3061632), (8, 2678928), (12, 1785952), (14, 1530816), (16, 1339464), (17, 1260672), (21, 1020544), (24, 892976), (28, 765408), (32, 669732), (34, 630336), (42, 510272), (48, 446488), (49, 437376), (51, 420224), (56, 382704), (64, 334866), (67, 319872), (68, 315168), (84, 255136), (96, 223244), (98, 218688), (102, 210112), (112, 191352), (119, 180096), (128, 167433), (134, 159936), (136, 157584), (147, 145792), (168, 127568), (192, 111622), (196, 109344), (201, 106624), (204, 105056), (224, 95676), (238, 90048), (268, 79968), (272, 78792), (294, 72896), (336, 63784), (357, 60032), (384, 55811), (392, 54672), (402, 53312), (408, 52528), (448, 47838), (469, 45696), (476, 45024), (536, 39984), (544, 39396), (588, 36448), (672, 31892), (714, 30016), (784, 27336), (804, 26656), (816, 26264), (833, 25728), (896, 23919), (938, 22848), (952, 22512), (1072, 19992), (1088, 19698), (1139, 18816), (1176, 18224), (1344, 15946), (1407, 15232), (1428, 15008), (1568, 13668), (1608, 13328), (1632, 13132), (1666, 12864), (1876, 11424), (1904, 11256), (2144, 9996), (2176, 9849), (2278, 9408), (2352, 9112), (2499, 8576), (2688, 7973), (2814, 7616), (2856, 7504), (3136, 6834), (3216, 6664), (3264, 6566), (3283, 6528), (3332, 6432), (3417, 6272), (3752, 5712), (3808, 5628), (4288, 4998), (4556, 4704)]