21619584

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 144

約数和(自身を含む): 72558720

約数和(自身を除く): 50939136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 383, 384, 392, 441, 448, 504, 576, 588, 672, 766, 784, 882, 896, 1008, 1149, 1152, 1176, 1344, 1532, 1568, 1764, 2016, 2298, 2352, 2681, 2688, 3064, 3136, 3447, 3528, 4032, 4596, 4704, 5362, 6128, 6272, 6894, 7056, 8043, 8064, 9192, 9408, 10724, 12256, 13788, 14112, 16086, 18384, 18767, 18816, 21448, 24129, 24512, 27576, 28224, 32172, 36768, 37534, 42896, 48258, 49024, 55152, 56301, 56448, 64344, 73536, 75068, 85792, 96516, 110304, 112602, 128688, 147072, 150136, 168903, 171584, 193032, 220608, 225204, 257376, 300272, 337806, 343168, 386064, 441216, 450408, 514752, 600544, 675612, 772128, 900816, 1029504, 1201088, 1351224, 1544256, 1801632, 2402176, 2702448, 3088512, 3603264, 5404896, 7206528, 10809792, 21619584]

約数ペア:

[(1, 21619584), (2, 10809792), (3, 7206528), (4, 5404896), (6, 3603264), (7, 3088512), (8, 2702448), (9, 2402176), (12, 1801632), (14, 1544256), (16, 1351224), (18, 1201088), (21, 1029504), (24, 900816), (28, 772128), (32, 675612), (36, 600544), (42, 514752), (48, 450408), (49, 441216), (56, 386064), (63, 343168), (64, 337806), (72, 300272), (84, 257376), (96, 225204), (98, 220608), (112, 193032), (126, 171584), (128, 168903), (144, 150136), (147, 147072), (168, 128688), (192, 112602), (196, 110304), (224, 96516), (252, 85792), (288, 75068), (294, 73536), (336, 64344), (383, 56448), (384, 56301), (392, 55152), (441, 49024), (448, 48258), (504, 42896), (576, 37534), (588, 36768), (672, 32172), (766, 28224), (784, 27576), (882, 24512), (896, 24129), (1008, 21448), (1149, 18816), (1152, 18767), (1176, 18384), (1344, 16086), (1532, 14112), (1568, 13788), (1764, 12256), (2016, 10724), (2298, 9408), (2352, 9192), (2681, 8064), (2688, 8043), (3064, 7056), (3136, 6894), (3447, 6272), (3528, 6128), (4032, 5362), (4596, 4704)]