21512704

素因数分解:

$2^9\times {\mathrm{42017}}^1$

素因数の和:42035

約数の個数: 20

約数和(自身を含む): 42984414

約数和(自身を除く): 21471710

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42017, 84034, 168068, 336136, 672272, 1344544, 2689088, 5378176, 10756352, 21512704]

約数ペア:

[(1, 21512704), (2, 10756352), (4, 5378176), (8, 2689088), (16, 1344544), (32, 672272), (64, 336136), (128, 168068), (256, 84034), (512, 42017)]