20211001728

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{12119}}^1$

素因数の和:12280

約数の個数: 128

約数和(自身を含む): 55482451200

約数和(自身を除く): 35271449472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 101, 128, 129, 172, 192, 202, 258, 303, 344, 384, 404, 516, 606, 688, 808, 1032, 1212, 1376, 1616, 2064, 2424, 2752, 3232, 4128, 4343, 4848, 5504, 6464, 8256, 8686, 9696, 12119, 12928, 13029, 16512, 17372, 19392, 24238, 26058, 34744, 36357, 38784, 48476, 52116, 69488, 72714, 96952, 104232, 138976, 145428, 193904, 208464, 277952, 290856, 387808, 416928, 521117, 555904, 581712, 775616, 833856, 1042234, 1163424, 1224019, 1551232, 1563351, 1667712, 2084468, 2326848, 2448038, 3126702, 3672057, 4168936, 4653696, 4896076, 6253404, 7344114, 8337872, 9792152, 12506808, 14688228, 16675744, 19584304, 25013616, 29376456, 33351488, 39168608, 50027232, 52632817, 58752912, 66702976, 78337216, 100054464, 105265634, 117505824, 156674432, 157898451, 200108928, 210531268, 235011648, 315796902, 421062536, 470023296, 631593804, 842125072, 1263187608, 1684250144, 2526375216, 3368500288, 5052750432, 6737000576, 10105500864, 20211001728]

約数ペア:

[(1, 20211001728), (2, 10105500864), (3, 6737000576), (4, 5052750432), (6, 3368500288), (8, 2526375216), (12, 1684250144), (16, 1263187608), (24, 842125072), (32, 631593804), (43, 470023296), (48, 421062536), (64, 315796902), (86, 235011648), (96, 210531268), (101, 200108928), (128, 157898451), (129, 156674432), (172, 117505824), (192, 105265634), (202, 100054464), (258, 78337216), (303, 66702976), (344, 58752912), (384, 52632817), (404, 50027232), (516, 39168608), (606, 33351488), (688, 29376456), (808, 25013616), (1032, 19584304), (1212, 16675744), (1376, 14688228), (1616, 12506808), (2064, 9792152), (2424, 8337872), (2752, 7344114), (3232, 6253404), (4128, 4896076), (4343, 4653696), (4848, 4168936), (5504, 3672057), (6464, 3126702), (8256, 2448038), (8686, 2326848), (9696, 2084468), (12119, 1667712), (12928, 1563351), (13029, 1551232), (16512, 1224019), (17372, 1163424), (19392, 1042234), (24238, 833856), (26058, 775616), (34744, 581712), (36357, 555904), (38784, 521117), (48476, 416928), (52116, 387808), (69488, 290856), (72714, 277952), (96952, 208464), (104232, 193904), (138976, 145428)]