21000339402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500008081}}^1$

素因数の和:500008093

約数の個数: 16

約数和(自身を含む): 48000775872

約数和(自身を除く): 27000436470

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500008081, 1000016162, 1500024243, 3000048486, 3500056567, 7000113134, 10500169701, 21000339402]

約数ペア:

[(1, 21000339402), (2, 10500169701), (3, 7000113134), (6, 3500056567), (7, 3000048486), (14, 1500024243), (21, 1000016162), (42, 500008081)]