21568383

素因数分解:

$3^3\times {\mathrm{571}}^1\times {\mathrm{1399}}^1$

素因数の和:1979

約数の個数: 16

約数和(自身を含む): 32032000

約数和(自身を除く): 10463617

約数列:

[1, 3, 9, 27, 571, 1399, 1713, 4197, 5139, 12591, 15417, 37773, 798829, 2396487, 7189461, 21568383]

約数ペア:

[(1, 21568383), (3, 7189461), (9, 2396487), (27, 798829), (571, 37773), (1399, 15417), (1713, 12591), (4197, 5139)]