21338016

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 64810368

約数和(自身を除く): 43472352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 113, 168, 224, 226, 281, 336, 339, 452, 562, 672, 678, 791, 843, 904, 1124, 1356, 1582, 1686, 1808, 1967, 2248, 2373, 2712, 3164, 3372, 3616, 3934, 4496, 4746, 5424, 5901, 6328, 6744, 7868, 8992, 9492, 10848, 11802, 12656, 13488, 15736, 18984, 23604, 25312, 26976, 31472, 31753, 37968, 47208, 62944, 63506, 75936, 94416, 95259, 127012, 188832, 190518, 222271, 254024, 381036, 444542, 508048, 666813, 762072, 889084, 1016096, 1333626, 1524144, 1778168, 2667252, 3048288, 3556336, 5334504, 7112672, 10669008, 21338016]

約数ペア:

[(1, 21338016), (2, 10669008), (3, 7112672), (4, 5334504), (6, 3556336), (7, 3048288), (8, 2667252), (12, 1778168), (14, 1524144), (16, 1333626), (21, 1016096), (24, 889084), (28, 762072), (32, 666813), (42, 508048), (48, 444542), (56, 381036), (84, 254024), (96, 222271), (112, 190518), (113, 188832), (168, 127012), (224, 95259), (226, 94416), (281, 75936), (336, 63506), (339, 62944), (452, 47208), (562, 37968), (672, 31753), (678, 31472), (791, 26976), (843, 25312), (904, 23604), (1124, 18984), (1356, 15736), (1582, 13488), (1686, 12656), (1808, 11802), (1967, 10848), (2248, 9492), (2373, 8992), (2712, 7868), (3164, 6744), (3372, 6328), (3616, 5901), (3934, 5424), (4496, 4746)]