27917421

素因数分解:

$3^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{1223}}^1$

素因数の和:2320

約数の個数: 16

約数和(自身を含む): 42614784

約数和(自身を除く): 14697363

約数列:

[1, 3, 7, 21, 1087, 1223, 3261, 3669, 7609, 8561, 22827, 25683, 1329401, 3988203, 9305807, 27917421]

約数ペア:

[(1, 27917421), (3, 9305807), (7, 3988203), (21, 1329401), (1087, 25683), (1223, 22827), (3261, 8561), (3669, 7609)]