21308864

素因数分解:

$2^6\times {\mathrm{332951}}^1$

素因数の和:332963

約数の個数: 14

約数和(自身を含む): 42284904

約数和(自身を除く): 20976040

約数列:

[1, 2, 4, 8, 16, 32, 64, 332951, 665902, 1331804, 2663608, 5327216, 10654432, 21308864]

約数ペア:

[(1, 21308864), (2, 10654432), (4, 5327216), (8, 2663608), (16, 1331804), (32, 665902), (64, 332951)]