21500156664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{95009}}^1$

素因数の和:95477

約数の個数: 96

約数和(自身を含む): 66697020000

約数和(自身を除く): 45196863336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 449, 504, 898, 1347, 1796, 2694, 3143, 3592, 4041, 5388, 6286, 8082, 9429, 10776, 12572, 16164, 18858, 25144, 28287, 32328, 37716, 56574, 75432, 95009, 113148, 190018, 226296, 285027, 380036, 570054, 665063, 760072, 855081, 1140108, 1330126, 1710162, 1995189, 2280216, 2660252, 3420324, 3990378, 5320504, 5985567, 6840648, 7980756, 11971134, 15961512, 23942268, 42659041, 47884536, 85318082, 127977123, 170636164, 255954246, 298613287, 341272328, 383931369, 511908492, 597226574, 767862738, 895839861, 1023816984, 1194453148, 1535725476, 1791679722, 2388906296, 2687519583, 3071450952, 3583359444, 5375039166, 7166718888, 10750078332, 21500156664]

約数ペア:

[(1, 21500156664), (2, 10750078332), (3, 7166718888), (4, 5375039166), (6, 3583359444), (7, 3071450952), (8, 2687519583), (9, 2388906296), (12, 1791679722), (14, 1535725476), (18, 1194453148), (21, 1023816984), (24, 895839861), (28, 767862738), (36, 597226574), (42, 511908492), (56, 383931369), (63, 341272328), (72, 298613287), (84, 255954246), (126, 170636164), (168, 127977123), (252, 85318082), (449, 47884536), (504, 42659041), (898, 23942268), (1347, 15961512), (1796, 11971134), (2694, 7980756), (3143, 6840648), (3592, 5985567), (4041, 5320504), (5388, 3990378), (6286, 3420324), (8082, 2660252), (9429, 2280216), (10776, 1995189), (12572, 1710162), (16164, 1330126), (18858, 1140108), (25144, 855081), (28287, 760072), (32328, 665063), (37716, 570054), (56574, 380036), (75432, 285027), (95009, 226296), (113148, 190018)]