21358912

素因数分解:

$2^6\times {\mathrm{107}}^1\times {\mathrm{3119}}^1$

素因数の和:3238

約数の個数: 28

約数和(自身を含む): 42793920

約数和(自身を除く): 21435008

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 214, 428, 856, 1712, 3119, 3424, 6238, 6848, 12476, 24952, 49904, 99808, 199616, 333733, 667466, 1334932, 2669864, 5339728, 10679456, 21358912]

約数ペア:

[(1, 21358912), (2, 10679456), (4, 5339728), (8, 2669864), (16, 1334932), (32, 667466), (64, 333733), (107, 199616), (214, 99808), (428, 49904), (856, 24952), (1712, 12476), (3119, 6848), (3424, 6238)]