21151806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271177}}^1$

素因数の和:271195

約数の個数: 16

約数和(自身を含む): 45557904

約数和(自身を除く): 24406098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 271177, 542354, 813531, 1627062, 3525301, 7050602, 10575903, 21151806]

約数ペア:

[(1, 21151806), (2, 10575903), (3, 7050602), (6, 3525301), (13, 1627062), (26, 813531), (39, 542354), (78, 271177)]