21577818

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{156361}}^1$

素因数の和:156389

約数の個数: 16

約数和(自身を含む): 45032256

約数和(自身を除く): 23454438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 156361, 312722, 469083, 938166, 3596303, 7192606, 10788909, 21577818]

約数ペア:

[(1, 21577818), (2, 10788909), (3, 7192606), (6, 3596303), (23, 938166), (46, 469083), (69, 312722), (138, 156361)]