21237593

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 23876160

約数和(自身を除く): 2638567

約数列:

[1, 13, 37, 67, 481, 659, 871, 2479, 8567, 24383, 32227, 44153, 316979, 573989, 1633661, 21237593]

約数ペア:

[(1, 21237593), (13, 1633661), (37, 573989), (67, 316979), (481, 44153), (659, 32227), (871, 24383), (2479, 8567)]