21245616

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{3011}}^1$

素因数の和:3039

約数の個数: 90

約数和(自身を含む): 69188652

約数和(自身を除く): 47943036

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3011, 3528, 6022, 7056, 9033, 12044, 18066, 21077, 24088, 27099, 36132, 42154, 48176, 54198, 63231, 72264, 84308, 108396, 126462, 144528, 147539, 168616, 189693, 216792, 252924, 295078, 337232, 379386, 433584, 442617, 505848, 590156, 758772, 885234, 1011696, 1180312, 1327851, 1517544, 1770468, 2360624, 2655702, 3035088, 3540936, 5311404, 7081872, 10622808, 21245616]

約数ペア:

[(1, 21245616), (2, 10622808), (3, 7081872), (4, 5311404), (6, 3540936), (7, 3035088), (8, 2655702), (9, 2360624), (12, 1770468), (14, 1517544), (16, 1327851), (18, 1180312), (21, 1011696), (24, 885234), (28, 758772), (36, 590156), (42, 505848), (48, 442617), (49, 433584), (56, 379386), (63, 337232), (72, 295078), (84, 252924), (98, 216792), (112, 189693), (126, 168616), (144, 147539), (147, 144528), (168, 126462), (196, 108396), (252, 84308), (294, 72264), (336, 63231), (392, 54198), (441, 48176), (504, 42154), (588, 36132), (784, 27099), (882, 24088), (1008, 21077), (1176, 18066), (1764, 12044), (2352, 9033), (3011, 7056), (3528, 6022)]