21227156949

素因数分解:

$3^1\times {\mathrm{541}}^1\times {\mathrm{677}}^1\times {\mathrm{19319}}^1$

素因数の和:20540

約数の個数: 16

約数和(自身を含む): 28398545280

約数和(自身を除く): 7171388331

約数列:

[1, 3, 541, 677, 1623, 2031, 19319, 57957, 366257, 1098771, 10451579, 13078963, 31354737, 39236889, 7075718983, 21227156949]

約数ペア:

[(1, 21227156949), (3, 7075718983), (541, 39236889), (677, 31354737), (1623, 13078963), (2031, 10451579), (19319, 1098771), (57957, 366257)]