21798726

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{213713}}^1$

素因数の和:213735

約数の個数: 16

約数和(自身を含む): 46162224

約数和(自身を除く): 24363498

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 213713, 427426, 641139, 1282278, 3633121, 7266242, 10899363, 21798726]

約数ペア:

[(1, 21798726), (2, 10899363), (3, 7266242), (6, 3633121), (17, 1282278), (34, 641139), (51, 427426), (102, 213713)]