21107072

素因数分解:

$2^7\times 7^1\times {\mathrm{23557}}^1$

素因数の和:23578

約数の個数: 32

約数和(自身を含む): 48058320

約数和(自身を除く): 26951248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23557, 47114, 94228, 164899, 188456, 329798, 376912, 659596, 753824, 1319192, 1507648, 2638384, 3015296, 5276768, 10553536, 21107072]

約数ペア:

[(1, 21107072), (2, 10553536), (4, 5276768), (7, 3015296), (8, 2638384), (14, 1507648), (16, 1319192), (28, 753824), (32, 659596), (56, 376912), (64, 329798), (112, 188456), (128, 164899), (224, 94228), (448, 47114), (896, 23557)]