21040848

素因数分解:

$2^4\times 3^2\times {\mathrm{146117}}^1$

素因数の和:146131

約数の個数: 30

約数和(自身を含む): 58885554

約数和(自身を除く): 37844706

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146117, 292234, 438351, 584468, 876702, 1168936, 1315053, 1753404, 2337872, 2630106, 3506808, 5260212, 7013616, 10520424, 21040848]

約数ペア:

[(1, 21040848), (2, 10520424), (3, 7013616), (4, 5260212), (6, 3506808), (8, 2630106), (9, 2337872), (12, 1753404), (16, 1315053), (18, 1168936), (24, 876702), (36, 584468), (48, 438351), (72, 292234), (144, 146117)]