16428111

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21143}}^1$

素因数の和:21190

約数の個数: 16

約数和(自身を含む): 25711104

約数和(自身を除く): 9282993

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 21143, 63429, 148001, 444003, 782291, 2346873, 5476037, 16428111]

約数ペア:

[(1, 16428111), (3, 5476037), (7, 2346873), (21, 782291), (37, 444003), (111, 148001), (259, 63429), (777, 21143)]