21250912

素因数分解:

$2^5\times {\mathrm{664091}}^1$

素因数の和:664101

約数の個数: 12

約数和(自身を含む): 41837796

約数和(自身を除く): 20586884

約数列:

[1, 2, 4, 8, 16, 32, 664091, 1328182, 2656364, 5312728, 10625456, 21250912]

約数ペア:

[(1, 21250912), (2, 10625456), (4, 5312728), (8, 2656364), (16, 1328182), (32, 664091)]