2176221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 3120768

約数和(自身を除く): 944547

約数列:

[1, 3, 17, 51, 71, 213, 601, 1207, 1803, 3621, 10217, 30651, 42671, 128013, 725407, 2176221]

約数ペア:

[(1, 2176221), (3, 725407), (17, 128013), (51, 42671), (71, 30651), (213, 10217), (601, 3621), (1207, 1803)]