21224042

素因数分解:

$2^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{1367}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 36443520

約数和(自身を除く): 15219478

約数列:

[1, 2, 7, 14, 1109, 1367, 2218, 2734, 7763, 9569, 15526, 19138, 1516003, 3032006, 10612021, 21224042]

約数ペア:

[(1, 21224042), (2, 10612021), (7, 3032006), (14, 1516003), (1109, 19138), (1367, 15526), (2218, 9569), (2734, 7763)]