21839565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{132361}}^1$

素因数の和:132380

約数の個数: 16

約数和(自身を含む): 38120256

約数和(自身を除く): 16280691

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 132361, 397083, 661805, 1455971, 1985415, 4367913, 7279855, 21839565]

約数ペア:

[(1, 21839565), (3, 7279855), (5, 4367913), (11, 1985415), (15, 1455971), (33, 661805), (55, 397083), (165, 132361)]