21312604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1453}}^1$

素因数の和:1669

約数の個数: 24

約数和(自身を含む): 39490640

約数和(自身を除く): 18178036

約数列:

[1, 2, 4, 19, 38, 76, 193, 386, 772, 1453, 2906, 3667, 5812, 7334, 14668, 27607, 55214, 110428, 280429, 560858, 1121716, 5328151, 10656302, 21312604]

約数ペア:

[(1, 21312604), (2, 10656302), (4, 5328151), (19, 1121716), (38, 560858), (76, 280429), (193, 110428), (386, 55214), (772, 27607), (1453, 14668), (2906, 7334), (3667, 5812)]