21013548

素因数分解:

$2^2\times 3^1\times {\mathrm{593}}^1\times {\mathrm{2953}}^1$

素因数の和:3553

約数の個数: 24

約数和(自身を含む): 49130928

約数和(自身を除く): 28117380

約数列:

[1, 2, 3, 4, 6, 12, 593, 1186, 1779, 2372, 2953, 3558, 5906, 7116, 8859, 11812, 17718, 35436, 1751129, 3502258, 5253387, 7004516, 10506774, 21013548]

約数ペア:

[(1, 21013548), (2, 10506774), (3, 7004516), (4, 5253387), (6, 3502258), (12, 1751129), (593, 35436), (1186, 17718), (1779, 11812), (2372, 8859), (2953, 7116), (3558, 5906)]