21098958

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3253}}^1$

素因数の和:3328

約数の個数: 32

約数和(自身を含む): 44983296

約数和(自身を除く): 23884338

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 3253, 6486, 6506, 9759, 19518, 74819, 149638, 152891, 224457, 305782, 448914, 458673, 917346, 3516493, 7032986, 10549479, 21098958]

約数ペア:

[(1, 21098958), (2, 10549479), (3, 7032986), (6, 3516493), (23, 917346), (46, 458673), (47, 448914), (69, 305782), (94, 224457), (138, 152891), (141, 149638), (282, 74819), (1081, 19518), (2162, 9759), (3243, 6506), (3253, 6486)]