21745194

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28537}}^1$

素因数の和:28669

約数の個数: 16

約数和(自身を含む): 43834368

約数和(自身を除く): 22089174

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28537, 57074, 85611, 171222, 3624199, 7248398, 10872597, 21745194]

約数ペア:

[(1, 21745194), (2, 10872597), (3, 7248398), (6, 3624199), (127, 171222), (254, 85611), (381, 57074), (762, 28537)]