21440384

素因数分解:

$2^7\times 7^1\times {\mathrm{23929}}^1$

素因数の和:23950

約数の個数: 32

約数和(自身を含む): 48817200

約数和(自身を除く): 27376816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23929, 47858, 95716, 167503, 191432, 335006, 382864, 670012, 765728, 1340024, 1531456, 2680048, 3062912, 5360096, 10720192, 21440384]

約数ペア:

[(1, 21440384), (2, 10720192), (4, 5360096), (7, 3062912), (8, 2680048), (14, 1531456), (16, 1340024), (28, 765728), (32, 670012), (56, 382864), (64, 335006), (112, 191432), (128, 167503), (224, 95716), (448, 47858), (896, 23929)]