21336717

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{953}}^1$

素因数の和:1412

約数の個数: 16

約数和(自身を含む): 30222720

約数和(自身を除く): 8886003

約数列:

[1, 3, 17, 51, 439, 953, 1317, 2859, 7463, 16201, 22389, 48603, 418367, 1255101, 7112239, 21336717]

約数ペア:

[(1, 21336717), (3, 7112239), (17, 1255101), (51, 418367), (439, 48603), (953, 22389), (1317, 16201), (2859, 7463)]