20961516

素因数分解:

$2^2\times 3^1\times {\mathrm{743}}^1\times {\mathrm{2351}}^1$

素因数の和:3101

約数の個数: 24

約数和(自身を含む): 48996864

約数和(自身を除く): 28035348

約数列:

[1, 2, 3, 4, 6, 12, 743, 1486, 2229, 2351, 2972, 4458, 4702, 7053, 8916, 9404, 14106, 28212, 1746793, 3493586, 5240379, 6987172, 10480758, 20961516]

約数ペア:

[(1, 20961516), (2, 10480758), (3, 6987172), (4, 5240379), (6, 3493586), (12, 1746793), (743, 28212), (1486, 14106), (2229, 9404), (2351, 8916), (2972, 7053), (4458, 4702)]