2176839

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 3637920

約数和(自身を除く): 1461081

約数列:

[1, 3, 7, 9, 21, 63, 109, 317, 327, 763, 951, 981, 2219, 2289, 2853, 6657, 6867, 19971, 34553, 103659, 241871, 310977, 725613, 2176839]

約数ペア:

[(1, 2176839), (3, 725613), (7, 310977), (9, 241871), (21, 103659), (63, 34553), (109, 19971), (317, 6867), (327, 6657), (763, 2853), (951, 2289), (981, 2219)]