21740032

素因数分解:

$2^9\times {\mathrm{42461}}^1$

素因数の和:42479

約数の個数: 20

約数和(自身を含む): 43438626

約数和(自身を除く): 21698594

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42461, 84922, 169844, 339688, 679376, 1358752, 2717504, 5435008, 10870016, 21740032]

約数ペア:

[(1, 21740032), (2, 10870016), (4, 5435008), (8, 2717504), (16, 1358752), (32, 679376), (64, 339688), (128, 169844), (256, 84922), (512, 42461)]