21886354

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{23333}}^1$

素因数の和:23409

約数の個数: 16

約数和(自身を含む): 38081088

約数和(自身を除く): 16194734

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 23333, 46666, 163331, 326662, 1563311, 3126622, 10943177, 21886354]

約数ペア:

[(1, 21886354), (2, 10943177), (7, 3126622), (14, 1563311), (67, 326662), (134, 163331), (469, 46666), (938, 23333)]