21959733

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 32852736

約数和(自身を除く): 10893003

約数列:

[1, 3, 17, 23, 51, 69, 97, 193, 291, 391, 579, 1173, 1649, 2231, 3281, 4439, 4947, 6693, 9843, 13317, 18721, 37927, 56163, 75463, 113781, 226389, 318257, 430583, 954771, 1291749, 7319911, 21959733]

約数ペア:

[(1, 21959733), (3, 7319911), (17, 1291749), (23, 954771), (51, 430583), (69, 318257), (97, 226389), (193, 113781), (291, 75463), (391, 56163), (579, 37927), (1173, 18721), (1649, 13317), (2231, 9843), (3281, 6693), (4439, 4947)]