21051744

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31327}}^1$

素因数の和:31347

約数の個数: 48

約数和(自身を含む): 63157248

約数和(自身を除く): 42105504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31327, 62654, 93981, 125308, 187962, 219289, 250616, 375924, 438578, 501232, 657867, 751848, 877156, 1002464, 1315734, 1503696, 1754312, 2631468, 3007392, 3508624, 5262936, 7017248, 10525872, 21051744]

約数ペア:

[(1, 21051744), (2, 10525872), (3, 7017248), (4, 5262936), (6, 3508624), (7, 3007392), (8, 2631468), (12, 1754312), (14, 1503696), (16, 1315734), (21, 1002464), (24, 877156), (28, 751848), (32, 657867), (42, 501232), (48, 438578), (56, 375924), (84, 250616), (96, 219289), (112, 187962), (168, 125308), (224, 93981), (336, 62654), (672, 31327)]