21289812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77137}}^1$

素因数の和:77167

約数の個数: 24

約数和(自身を含む): 51836736

約数和(自身を除く): 30546924

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77137, 154274, 231411, 308548, 462822, 925644, 1774151, 3548302, 5322453, 7096604, 10644906, 21289812]

約数ペア:

[(1, 21289812), (2, 10644906), (3, 7096604), (4, 5322453), (6, 3548302), (12, 1774151), (23, 925644), (46, 462822), (69, 308548), (92, 231411), (138, 154274), (276, 77137)]