21137506

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2719}}^1$

素因数の和:2770

約数の個数: 24

約数和(自身を含む): 35838720

約数和(自身を除く): 14701214

約数列:

[1, 2, 13, 23, 26, 46, 169, 299, 338, 598, 2719, 3887, 5438, 7774, 35347, 62537, 70694, 125074, 459511, 812981, 919022, 1625962, 10568753, 21137506]

約数ペア:

[(1, 21137506), (2, 10568753), (13, 1625962), (23, 919022), (26, 812981), (46, 459511), (169, 125074), (299, 70694), (338, 62537), (598, 35347), (2719, 7774), (3887, 5438)]