221936718

素因数分解:

$2^1\times 3^1\times {\mathrm{1721}}^1\times {\mathrm{21493}}^1$

素因数の和:23219

約数の個数: 16

約数和(自身を含む): 444152016

約数和(自身を除く): 222215298

約数列:

[1, 2, 3, 6, 1721, 3442, 5163, 10326, 21493, 42986, 64479, 128958, 36989453, 73978906, 110968359, 221936718]

約数ペア:

[(1, 221936718), (2, 110968359), (3, 73978906), (6, 36989453), (1721, 128958), (3442, 64479), (5163, 42986), (10326, 21493)]