21810233

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 24796800

約数和(自身を除く): 2986567

約数列:

[1, 19, 23, 29, 437, 551, 667, 1721, 12673, 32699, 39583, 49909, 752077, 948271, 1147907, 21810233]

約数ペア:

[(1, 21810233), (19, 1147907), (23, 948271), (29, 752077), (437, 49909), (551, 39583), (667, 32699), (1721, 12673)]