21375138

素因数分解:

$2^1\times 3^1\times {\mathrm{373}}^1\times {\mathrm{9551}}^1$

素因数の和:9929

約数の個数: 16

約数和(自身を含む): 42869376

約数和(自身を除く): 21494238

約数列:

[1, 2, 3, 6, 373, 746, 1119, 2238, 9551, 19102, 28653, 57306, 3562523, 7125046, 10687569, 21375138]

約数ペア:

[(1, 21375138), (2, 10687569), (3, 7125046), (6, 3562523), (373, 57306), (746, 28653), (1119, 19102), (2238, 9551)]