21262954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1451}}^1$

素因数の和:1901

約数の個数: 16

約数和(自身を含む): 33872256

約数和(自身を除く): 12609302

約数列:

[1, 2, 17, 34, 431, 862, 1451, 2902, 7327, 14654, 24667, 49334, 625381, 1250762, 10631477, 21262954]

約数ペア:

[(1, 21262954), (2, 10631477), (17, 1250762), (34, 625381), (431, 49334), (862, 24667), (1451, 14654), (2902, 7327)]