21177288

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{2971}}^1$

素因数の和:3000

約数の個数: 80

約数和(自身を含む): 64730160

約数和(自身を除く): 43552872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 264, 297, 324, 396, 594, 648, 792, 891, 1188, 1782, 2376, 2971, 3564, 5942, 7128, 8913, 11884, 17826, 23768, 26739, 32681, 35652, 53478, 65362, 71304, 80217, 98043, 106956, 130724, 160434, 196086, 213912, 240651, 261448, 294129, 320868, 392172, 481302, 588258, 641736, 784344, 882387, 962604, 1176516, 1764774, 1925208, 2353032, 2647161, 3529548, 5294322, 7059096, 10588644, 21177288]

約数ペア:

[(1, 21177288), (2, 10588644), (3, 7059096), (4, 5294322), (6, 3529548), (8, 2647161), (9, 2353032), (11, 1925208), (12, 1764774), (18, 1176516), (22, 962604), (24, 882387), (27, 784344), (33, 641736), (36, 588258), (44, 481302), (54, 392172), (66, 320868), (72, 294129), (81, 261448), (88, 240651), (99, 213912), (108, 196086), (132, 160434), (162, 130724), (198, 106956), (216, 98043), (264, 80217), (297, 71304), (324, 65362), (396, 53478), (594, 35652), (648, 32681), (792, 26739), (891, 23768), (1188, 17826), (1782, 11884), (2376, 8913), (2971, 7128), (3564, 5942)]