21407456

素因数分解:

$2^5\times 7^1\times {\mathrm{95569}}^1$

素因数の和:95586

約数の個数: 24

約数和(自身を含む): 48167280

約数和(自身を除く): 26759824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 95569, 191138, 382276, 668983, 764552, 1337966, 1529104, 2675932, 3058208, 5351864, 10703728, 21407456]

約数ペア:

[(1, 21407456), (2, 10703728), (4, 5351864), (7, 3058208), (8, 2675932), (14, 1529104), (16, 1337966), (28, 764552), (32, 668983), (56, 382276), (112, 191138), (224, 95569)]