21175168

素因数分解:

$2^7\times 7^1\times {\mathrm{23633}}^1$

素因数の和:23654

約数の個数: 32

約数和(自身を含む): 48213360

約数和(自身を除く): 27038192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23633, 47266, 94532, 165431, 189064, 330862, 378128, 661724, 756256, 1323448, 1512512, 2646896, 3025024, 5293792, 10587584, 21175168]

約数ペア:

[(1, 21175168), (2, 10587584), (4, 5293792), (7, 3025024), (8, 2646896), (14, 1512512), (16, 1323448), (28, 756256), (32, 661724), (56, 378128), (64, 330862), (112, 189064), (128, 165431), (224, 94532), (448, 47266), (896, 23633)]