21007572768

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{801571}}^1$

素因数の和:801607

約数の個数: 144

約数和(自身を含む): 73526596416

約数和(自身を除く): 52519023648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 2016, 2184, 2912, 3276, 3744, 4368, 6552, 8736, 13104, 26208, 801571, 1603142, 2404713, 3206284, 4809426, 5610997, 6412568, 7214139, 9618852, 10420423, 11221994, 12825136, 14428278, 16832991, 19237704, 20840846, 22443988, 25650272, 28856556, 31261269, 33665982, 38475408, 41681692, 44887976, 50498973, 57713112, 62522538, 67331964, 72942961, 76950816, 83363384, 89775952, 93783807, 100997946, 115426224, 125045076, 134663928, 145885922, 166726768, 179551904, 187567614, 201995892, 218828883, 230852448, 250090152, 269327856, 291771844, 333453536, 375135228, 403991784, 437657766, 500180304, 538655712, 583543688, 656486649, 750270456, 807983568, 875315532, 1000360608, 1167087376, 1312973298, 1500540912, 1615967136, 1750631064, 2334174752, 2625946596, 3001081824, 3501262128, 5251893192, 7002524256, 10503786384, 21007572768]

約数ペア:

[(1, 21007572768), (2, 10503786384), (3, 7002524256), (4, 5251893192), (6, 3501262128), (7, 3001081824), (8, 2625946596), (9, 2334174752), (12, 1750631064), (13, 1615967136), (14, 1500540912), (16, 1312973298), (18, 1167087376), (21, 1000360608), (24, 875315532), (26, 807983568), (28, 750270456), (32, 656486649), (36, 583543688), (39, 538655712), (42, 500180304), (48, 437657766), (52, 403991784), (56, 375135228), (63, 333453536), (72, 291771844), (78, 269327856), (84, 250090152), (91, 230852448), (96, 218828883), (104, 201995892), (112, 187567614), (117, 179551904), (126, 166726768), (144, 145885922), (156, 134663928), (168, 125045076), (182, 115426224), (208, 100997946), (224, 93783807), (234, 89775952), (252, 83363384), (273, 76950816), (288, 72942961), (312, 67331964), (336, 62522538), (364, 57713112), (416, 50498973), (468, 44887976), (504, 41681692), (546, 38475408), (624, 33665982), (672, 31261269), (728, 28856556), (819, 25650272), (936, 22443988), (1008, 20840846), (1092, 19237704), (1248, 16832991), (1456, 14428278), (1638, 12825136), (1872, 11221994), (2016, 10420423), (2184, 9618852), (2912, 7214139), (3276, 6412568), (3744, 5610997), (4368, 4809426), (6552, 3206284), (8736, 2404713), (13104, 1603142), (26208, 801571)]