16813902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{400331}}^1$

素因数の和:400343

約数の個数: 16

約数和(自身を含む): 38431872

約数和(自身を除く): 21617970

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 400331, 800662, 1200993, 2401986, 2802317, 5604634, 8406951, 16813902]

約数ペア:

[(1, 16813902), (2, 8406951), (3, 5604634), (6, 2802317), (7, 2401986), (14, 1200993), (21, 800662), (42, 400331)]