21614021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{523}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 27025824

約数和(自身を除く): 5411803

約数列:

[1, 11, 13, 17, 143, 187, 221, 289, 523, 2431, 3179, 3757, 5753, 6799, 8891, 41327, 74789, 97801, 115583, 151147, 1271413, 1662617, 1964911, 21614021]

約数ペア:

[(1, 21614021), (11, 1964911), (13, 1662617), (17, 1271413), (143, 151147), (187, 115583), (221, 97801), (289, 74789), (523, 41327), (2431, 8891), (3179, 6799), (3757, 5753)]