21971232

素因数分解:

$2^5\times 3^2\times {\mathrm{76289}}^1$

素因数の和:76305

約数の個数: 36

約数和(自身を含む): 62481510

約数和(自身を除く): 40510278

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 76289, 152578, 228867, 305156, 457734, 610312, 686601, 915468, 1220624, 1373202, 1830936, 2441248, 2746404, 3661872, 5492808, 7323744, 10985616, 21971232]

約数ペア:

[(1, 21971232), (2, 10985616), (3, 7323744), (4, 5492808), (6, 3661872), (8, 2746404), (9, 2441248), (12, 1830936), (16, 1373202), (18, 1220624), (24, 915468), (32, 686601), (36, 610312), (48, 457734), (72, 305156), (96, 228867), (144, 152578), (288, 76289)]