21342183

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6581}}^1$

素因数の和:6654

約数の個数: 16

約数和(自身を含む): 30329856

約数和(自身を除く): 8987673

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 6581, 19743, 151363, 309307, 454089, 927921, 7114061, 21342183]

約数ペア:

[(1, 21342183), (3, 7114061), (23, 927921), (47, 454089), (69, 309307), (141, 151363), (1081, 19743), (3243, 6581)]