21134960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 63424512

約数和(自身を除く): 42289552

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 73, 77, 80, 88, 94, 110, 112, 140, 146, 154, 176, 188, 220, 235, 280, 292, 308, 329, 365, 376, 385, 440, 470, 511, 517, 560, 584, 616, 658, 730, 752, 770, 803, 880, 940, 1022, 1034, 1168, 1232, 1316, 1460, 1540, 1606, 1645, 1880, 2044, 2068, 2555, 2585, 2632, 2920, 3080, 3212, 3290, 3431, 3619, 3760, 4015, 4088, 4136, 5110, 5170, 5264, 5621, 5840, 6160, 6424, 6580, 6862, 7238, 8030, 8176, 8272, 10220, 10340, 11242, 12848, 13160, 13724, 14476, 16060, 17155, 18095, 20440, 20680, 22484, 24017, 26320, 27448, 28105, 28952, 32120, 34310, 36190, 37741, 40880, 41360, 44968, 48034, 54896, 56210, 57904, 64240, 68620, 72380, 75482, 89936, 96068, 112420, 120085, 137240, 144760, 150964, 188705, 192136, 224840, 240170, 264187, 274480, 289520, 301928, 377410, 384272, 449680, 480340, 528374, 603856, 754820, 960680, 1056748, 1320935, 1509640, 1921360, 2113496, 2641870, 3019280, 4226992, 5283740, 10567480, 21134960]

約数ペア:

[(1, 21134960), (2, 10567480), (4, 5283740), (5, 4226992), (7, 3019280), (8, 2641870), (10, 2113496), (11, 1921360), (14, 1509640), (16, 1320935), (20, 1056748), (22, 960680), (28, 754820), (35, 603856), (40, 528374), (44, 480340), (47, 449680), (55, 384272), (56, 377410), (70, 301928), (73, 289520), (77, 274480), (80, 264187), (88, 240170), (94, 224840), (110, 192136), (112, 188705), (140, 150964), (146, 144760), (154, 137240), (176, 120085), (188, 112420), (220, 96068), (235, 89936), (280, 75482), (292, 72380), (308, 68620), (329, 64240), (365, 57904), (376, 56210), (385, 54896), (440, 48034), (470, 44968), (511, 41360), (517, 40880), (560, 37741), (584, 36190), (616, 34310), (658, 32120), (730, 28952), (752, 28105), (770, 27448), (803, 26320), (880, 24017), (940, 22484), (1022, 20680), (1034, 20440), (1168, 18095), (1232, 17155), (1316, 16060), (1460, 14476), (1540, 13724), (1606, 13160), (1645, 12848), (1880, 11242), (2044, 10340), (2068, 10220), (2555, 8272), (2585, 8176), (2632, 8030), (2920, 7238), (3080, 6862), (3212, 6580), (3290, 6424), (3431, 6160), (3619, 5840), (3760, 5621), (4015, 5264), (4088, 5170), (4136, 5110)]