21734236

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 38997504

約数和(自身を除く): 17263268

約数列:

[1, 2, 4, 71, 103, 142, 206, 284, 412, 743, 1486, 2972, 7313, 14626, 29252, 52753, 76529, 105506, 153058, 211012, 306116, 5433559, 10867118, 21734236]

約数ペア:

[(1, 21734236), (2, 10867118), (4, 5433559), (71, 306116), (103, 211012), (142, 153058), (206, 105506), (284, 76529), (412, 52753), (743, 29252), (1486, 14626), (2972, 7313)]