21867008

素因数分解:

$2^9\times {\mathrm{42709}}^1$

素因数の和:42727

約数の個数: 20

約数和(自身を含む): 43692330

約数和(自身を除く): 21825322

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42709, 85418, 170836, 341672, 683344, 1366688, 2733376, 5466752, 10933504, 21867008]

約数ペア:

[(1, 21867008), (2, 10933504), (4, 5466752), (8, 2733376), (16, 1366688), (32, 683344), (64, 341672), (128, 170836), (256, 85418), (512, 42709)]