21011042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21841}}^1$

素因数の和:21893

約数の個数: 16

約数和(自身を含む): 34859832

約数和(自身を除く): 13848790

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 21841, 43682, 283933, 567866, 808117, 1616234, 10505521, 21011042]

約数ペア:

[(1, 21011042), (2, 10505521), (13, 1616234), (26, 808117), (37, 567866), (74, 283933), (481, 43682), (962, 21841)]