21000655232

素因数分解:

$2^7\times {\mathrm{164067619}}^1$

素因数の和:164067633

約数の個数: 16

約数和(自身を含む): 41837243100

約数和(自身を除く): 20836587868

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 164067619, 328135238, 656270476, 1312540952, 2625081904, 5250163808, 10500327616, 21000655232]

約数ペア:

[(1, 21000655232), (2, 10500327616), (4, 5250163808), (8, 2625081904), (16, 1312540952), (32, 656270476), (64, 328135238), (128, 164067619)]