21031859542

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{755509}}^1$

素因数の和:755991

約数の個数: 16

約数和(自身を含む): 32638032000

約数和(自身を除く): 11606172458

約数列:

[1, 2, 31, 62, 449, 898, 13919, 27838, 755509, 1511018, 23420779, 46841558, 339223541, 678447082, 10515929771, 21031859542]

約数ペア:

[(1, 21031859542), (2, 10515929771), (31, 678447082), (62, 339223541), (449, 46841558), (898, 23420779), (13919, 1511018), (27838, 755509)]