21246180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18637}}^1$

素因数の和:18668

約数の個数: 48

約数和(自身を含む): 62623680

約数和(自身を除く): 41377500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18637, 37274, 55911, 74548, 93185, 111822, 186370, 223644, 279555, 354103, 372740, 559110, 708206, 1062309, 1118220, 1416412, 1770515, 2124618, 3541030, 4249236, 5311545, 7082060, 10623090, 21246180]

約数ペア:

[(1, 21246180), (2, 10623090), (3, 7082060), (4, 5311545), (5, 4249236), (6, 3541030), (10, 2124618), (12, 1770515), (15, 1416412), (19, 1118220), (20, 1062309), (30, 708206), (38, 559110), (57, 372740), (60, 354103), (76, 279555), (95, 223644), (114, 186370), (190, 111822), (228, 93185), (285, 74548), (380, 55911), (570, 37274), (1140, 18637)]