21847197

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{941}}^1$

素因数の和:1124

約数の個数: 16

約数和(自身を含む): 29842560

約数和(自身を除く): 7995363

約数列:

[1, 3, 71, 109, 213, 327, 941, 2823, 7739, 23217, 66811, 102569, 200433, 307707, 7282399, 21847197]

約数ペア:

[(1, 21847197), (3, 7282399), (71, 307707), (109, 200433), (213, 102569), (327, 66811), (941, 23217), (2823, 7739)]