11938521

素因数分解:

$3^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1087}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 18243584

約数和(自身を除く): 6305063

約数列:

[1, 3, 7, 21, 523, 1087, 1569, 3261, 3661, 7609, 10983, 22827, 568501, 1705503, 3979507, 11938521]

約数ペア:

[(1, 11938521), (3, 3979507), (7, 1705503), (21, 568501), (523, 22827), (1087, 10983), (1569, 7609), (3261, 3661)]