21439077

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3079}}^1$

素因数の和:3304

約数の個数: 16

約数和(自身を含む): 31342080

約数和(自身を除く): 9903003

約数列:

[1, 3, 11, 33, 211, 633, 2321, 3079, 6963, 9237, 33869, 101607, 649669, 1949007, 7146359, 21439077]

約数ペア:

[(1, 21439077), (3, 7146359), (11, 1949007), (33, 649669), (211, 101607), (633, 33869), (2321, 9237), (3079, 6963)]