21036646

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1049}}^1$

素因数の和:1359

約数の個数: 16

約数和(自身を含む): 32558400

約数和(自身を除く): 11521754

約数列:

[1, 2, 37, 74, 271, 542, 1049, 2098, 10027, 20054, 38813, 77626, 284279, 568558, 10518323, 21036646]

約数ペア:

[(1, 21036646), (2, 10518323), (37, 568558), (74, 284279), (271, 77626), (542, 38813), (1049, 20054), (2098, 10027)]