21295152

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8699}}^1$

素因数の和:8730

約数の個数: 60

約数和(自身を含む): 63109800

約数和(自身を除く): 41814648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8699, 17398, 26097, 34796, 52194, 69592, 78291, 104388, 139184, 147883, 156582, 208776, 295766, 313164, 417552, 443649, 591532, 626328, 887298, 1183064, 1252656, 1330947, 1774596, 2366128, 2661894, 3549192, 5323788, 7098384, 10647576, 21295152]

約数ペア:

[(1, 21295152), (2, 10647576), (3, 7098384), (4, 5323788), (6, 3549192), (8, 2661894), (9, 2366128), (12, 1774596), (16, 1330947), (17, 1252656), (18, 1183064), (24, 887298), (34, 626328), (36, 591532), (48, 443649), (51, 417552), (68, 313164), (72, 295766), (102, 208776), (136, 156582), (144, 147883), (153, 139184), (204, 104388), (272, 78291), (306, 69592), (408, 52194), (612, 34796), (816, 26097), (1224, 17398), (2448, 8699)]