21672116

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 38918880

約数和(自身を除く): 17246764

約数列:

[1, 2, 4, 59, 118, 131, 236, 262, 524, 701, 1402, 2804, 7729, 15458, 30916, 41359, 82718, 91831, 165436, 183662, 367324, 5418029, 10836058, 21672116]

約数ペア:

[(1, 21672116), (2, 10836058), (4, 5418029), (59, 367324), (118, 183662), (131, 165436), (236, 91831), (262, 82718), (524, 41359), (701, 30916), (1402, 15458), (2804, 7729)]