21451752

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1423

約数の個数: 96

約数和(自身を含む): 68590080

約数和(自身を除く): 47138328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 186, 217, 248, 252, 279, 372, 434, 504, 558, 651, 744, 868, 1116, 1302, 1373, 1736, 1953, 2232, 2604, 2746, 3906, 4119, 5208, 5492, 7812, 8238, 9611, 10984, 12357, 15624, 16476, 19222, 24714, 28833, 32952, 38444, 42563, 49428, 57666, 76888, 85126, 86499, 98856, 115332, 127689, 170252, 172998, 230664, 255378, 297941, 340504, 345996, 383067, 510756, 595882, 691992, 766134, 893823, 1021512, 1191764, 1532268, 1787646, 2383528, 2681469, 3064536, 3575292, 5362938, 7150584, 10725876, 21451752]

約数ペア:

[(1, 21451752), (2, 10725876), (3, 7150584), (4, 5362938), (6, 3575292), (7, 3064536), (8, 2681469), (9, 2383528), (12, 1787646), (14, 1532268), (18, 1191764), (21, 1021512), (24, 893823), (28, 766134), (31, 691992), (36, 595882), (42, 510756), (56, 383067), (62, 345996), (63, 340504), (72, 297941), (84, 255378), (93, 230664), (124, 172998), (126, 170252), (168, 127689), (186, 115332), (217, 98856), (248, 86499), (252, 85126), (279, 76888), (372, 57666), (434, 49428), (504, 42563), (558, 38444), (651, 32952), (744, 28833), (868, 24714), (1116, 19222), (1302, 16476), (1373, 15624), (1736, 12357), (1953, 10984), (2232, 9611), (2604, 8238), (2746, 7812), (3906, 5492), (4119, 5208)]