21017568

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1568

約数の個数: 96

約数和(自身を含む): 64858752

約数和(自身を除く): 43841184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 66, 78, 88, 96, 104, 132, 143, 156, 176, 208, 264, 286, 312, 352, 416, 429, 528, 572, 624, 858, 1056, 1144, 1248, 1531, 1716, 2288, 3062, 3432, 4576, 4593, 6124, 6864, 9186, 12248, 13728, 16841, 18372, 19903, 24496, 33682, 36744, 39806, 48992, 50523, 59709, 67364, 73488, 79612, 101046, 119418, 134728, 146976, 159224, 202092, 218933, 238836, 269456, 318448, 404184, 437866, 477672, 538912, 636896, 656799, 808368, 875732, 955344, 1313598, 1616736, 1751464, 1910688, 2627196, 3502928, 5254392, 7005856, 10508784, 21017568]

約数ペア:

[(1, 21017568), (2, 10508784), (3, 7005856), (4, 5254392), (6, 3502928), (8, 2627196), (11, 1910688), (12, 1751464), (13, 1616736), (16, 1313598), (22, 955344), (24, 875732), (26, 808368), (32, 656799), (33, 636896), (39, 538912), (44, 477672), (48, 437866), (52, 404184), (66, 318448), (78, 269456), (88, 238836), (96, 218933), (104, 202092), (132, 159224), (143, 146976), (156, 134728), (176, 119418), (208, 101046), (264, 79612), (286, 73488), (312, 67364), (352, 59709), (416, 50523), (429, 48992), (528, 39806), (572, 36744), (624, 33682), (858, 24496), (1056, 19903), (1144, 18372), (1248, 16841), (1531, 13728), (1716, 12248), (2288, 9186), (3062, 6864), (3432, 6124), (4576, 4593)]