21411831

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{35159}}^1$

素因数の和:35198

約数の個数: 16

約数和(自身を含む): 33753600

約数和(自身を除く): 12341769

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 35159, 105477, 246113, 738339, 1019611, 3058833, 7137277, 21411831]

約数ペア:

[(1, 21411831), (3, 7137277), (7, 3058833), (21, 1019611), (29, 738339), (87, 246113), (203, 105477), (609, 35159)]