21952567

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{761}}^1$

素因数の和:1098

約数の個数: 16

約数和(自身を含む): 27139392

約数和(自身を除く): 5186825

約数列:

[1, 7, 13, 91, 317, 761, 2219, 4121, 5327, 9893, 28847, 69251, 241237, 1688659, 3136081, 21952567]

約数ペア:

[(1, 21952567), (7, 3136081), (13, 1688659), (91, 241237), (317, 69251), (761, 28847), (2219, 9893), (4121, 5327)]