21894697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1224

約数の個数: 16

約数和(自身を含む): 25058880

約数和(自身を除く): 3164183

約数列:

[1, 11, 41, 43, 451, 473, 1129, 1763, 12419, 19393, 46289, 48547, 509179, 534017, 1990427, 21894697]

約数ペア:

[(1, 21894697), (11, 1990427), (41, 534017), (43, 509179), (451, 48547), (473, 46289), (1129, 19393), (1763, 12419)]