21201344

素因数分解:

$2^6\times {\mathrm{337}}^1\times {\mathrm{983}}^1$

素因数の和:1332

約数の個数: 28

約数和(自身を含む): 42239184

約数和(自身を除く): 21037840

約数列:

[1, 2, 4, 8, 16, 32, 64, 337, 674, 983, 1348, 1966, 2696, 3932, 5392, 7864, 10784, 15728, 21568, 31456, 62912, 331271, 662542, 1325084, 2650168, 5300336, 10600672, 21201344]

約数ペア:

[(1, 21201344), (2, 10600672), (4, 5300336), (8, 2650168), (16, 1325084), (32, 662542), (64, 331271), (337, 62912), (674, 31456), (983, 21568), (1348, 15728), (1966, 10784), (2696, 7864), (3932, 5392)]