21425662

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1259}}^1$

素因数の和:1455

約数の個数: 16

約数和(自身を含む): 32901120

約数和(自身を除く): 11475458

約数列:

[1, 2, 67, 127, 134, 254, 1259, 2518, 8509, 17018, 84353, 159893, 168706, 319786, 10712831, 21425662]

約数ペア:

[(1, 21425662), (2, 10712831), (67, 319786), (127, 168706), (134, 159893), (254, 84353), (1259, 17018), (2518, 8509)]