21732747

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1621}}^1$

素因数の和:1774

約数の個数: 16

約数和(自身を含む): 29974560

約数和(自身を除く): 8241813

約数列:

[1, 3, 41, 109, 123, 327, 1621, 4469, 4863, 13407, 66461, 176689, 199383, 530067, 7244249, 21732747]

約数ペア:

[(1, 21732747), (3, 7244249), (41, 530067), (109, 199383), (123, 176689), (327, 66461), (1621, 13407), (4469, 4863)]