21898688768

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:848

約数の個数: 144

約数和(自身を含む): 48653740800

約数和(自身を除く): 26755052032

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 173, 176, 256, 316, 346, 352, 569, 632, 692, 704, 869, 1138, 1264, 1384, 1408, 1738, 1903, 2276, 2528, 2768, 2816, 3476, 3806, 4552, 5056, 5536, 6259, 6952, 7612, 9104, 10112, 11072, 12518, 13667, 13904, 15224, 18208, 20224, 22144, 25036, 27334, 27808, 30448, 36416, 44288, 44951, 50072, 54668, 55616, 60896, 72832, 89902, 98437, 100144, 109336, 111232, 121792, 145664, 150337, 179804, 196874, 200288, 218672, 222464, 243584, 300674, 359608, 393748, 400576, 437344, 487168, 494461, 601348, 719216, 787496, 801152, 874688, 988922, 1082807, 1202696, 1438432, 1574992, 1602304, 1749376, 1977844, 2165614, 2405392, 2876864, 3149984, 3498752, 3955688, 4331228, 4810784, 5753728, 6299968, 7776523, 7911376, 8662456, 9621568, 11507456, 12599936, 15553046, 15822752, 17324912, 19243136, 25199872, 31106092, 31645504, 34649824, 38486272, 62212184, 63291008, 69299648, 85541753, 124424368, 126582016, 138599296, 171083506, 248848736, 277198592, 342167012, 497697472, 684334024, 995394944, 1368668048, 1990789888, 2737336096, 5474672192, 10949344384, 21898688768]

約数ペア:

[(1, 21898688768), (2, 10949344384), (4, 5474672192), (8, 2737336096), (11, 1990789888), (16, 1368668048), (22, 995394944), (32, 684334024), (44, 497697472), (64, 342167012), (79, 277198592), (88, 248848736), (128, 171083506), (158, 138599296), (173, 126582016), (176, 124424368), (256, 85541753), (316, 69299648), (346, 63291008), (352, 62212184), (569, 38486272), (632, 34649824), (692, 31645504), (704, 31106092), (869, 25199872), (1138, 19243136), (1264, 17324912), (1384, 15822752), (1408, 15553046), (1738, 12599936), (1903, 11507456), (2276, 9621568), (2528, 8662456), (2768, 7911376), (2816, 7776523), (3476, 6299968), (3806, 5753728), (4552, 4810784), (5056, 4331228), (5536, 3955688), (6259, 3498752), (6952, 3149984), (7612, 2876864), (9104, 2405392), (10112, 2165614), (11072, 1977844), (12518, 1749376), (13667, 1602304), (13904, 1574992), (15224, 1438432), (18208, 1202696), (20224, 1082807), (22144, 988922), (25036, 874688), (27334, 801152), (27808, 787496), (30448, 719216), (36416, 601348), (44288, 494461), (44951, 487168), (50072, 437344), (54668, 400576), (55616, 393748), (60896, 359608), (72832, 300674), (89902, 243584), (98437, 222464), (100144, 218672), (109336, 200288), (111232, 196874), (121792, 179804), (145664, 150337)]