21234060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 108

約数和(自身を含む): 67634112

約数和(自身を除く): 46400052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 223, 230, 276, 345, 414, 446, 460, 529, 669, 690, 828, 892, 1035, 1058, 1115, 1338, 1380, 1587, 2007, 2070, 2116, 2230, 2645, 2676, 3174, 3345, 4014, 4140, 4460, 4761, 5129, 5290, 6348, 6690, 7935, 8028, 9522, 10035, 10258, 10580, 13380, 15387, 15870, 19044, 20070, 20516, 23805, 25645, 30774, 31740, 40140, 46161, 47610, 51290, 61548, 76935, 92322, 95220, 102580, 117967, 153870, 184644, 230805, 235934, 307740, 353901, 461610, 471868, 589835, 707802, 923220, 1061703, 1179670, 1415604, 1769505, 2123406, 2359340, 3539010, 4246812, 5308515, 7078020, 10617030, 21234060]

約数ペア:

[(1, 21234060), (2, 10617030), (3, 7078020), (4, 5308515), (5, 4246812), (6, 3539010), (9, 2359340), (10, 2123406), (12, 1769505), (15, 1415604), (18, 1179670), (20, 1061703), (23, 923220), (30, 707802), (36, 589835), (45, 471868), (46, 461610), (60, 353901), (69, 307740), (90, 235934), (92, 230805), (115, 184644), (138, 153870), (180, 117967), (207, 102580), (223, 95220), (230, 92322), (276, 76935), (345, 61548), (414, 51290), (446, 47610), (460, 46161), (529, 40140), (669, 31740), (690, 30774), (828, 25645), (892, 23805), (1035, 20516), (1058, 20070), (1115, 19044), (1338, 15870), (1380, 15387), (1587, 13380), (2007, 10580), (2070, 10258), (2116, 10035), (2230, 9522), (2645, 8028), (2676, 7935), (3174, 6690), (3345, 6348), (4014, 5290), (4140, 5129), (4460, 4761)]