21415554

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{11551}}^1$

素因数の和:11662

約数の個数: 24

約数和(自身を含む): 46854912

約数和(自身を除く): 25439358

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 11551, 23102, 34653, 69306, 103959, 207918, 1189753, 2379506, 3569259, 7138518, 10707777, 21415554]

約数ペア:

[(1, 21415554), (2, 10707777), (3, 7138518), (6, 3569259), (9, 2379506), (18, 1189753), (103, 207918), (206, 103959), (309, 69306), (618, 34653), (927, 23102), (1854, 11551)]