21469968

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3853

約数の個数: 80

約数和(自身を含む): 66384640

約数和(自身を除く): 44914672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3823, 5616, 7646, 11469, 15292, 22938, 30584, 34407, 45876, 49699, 61168, 68814, 91752, 99398, 103221, 137628, 149097, 183504, 198796, 206442, 275256, 298194, 397592, 412884, 447291, 550512, 596388, 795184, 825768, 894582, 1192776, 1341873, 1651536, 1789164, 2385552, 2683746, 3578328, 5367492, 7156656, 10734984, 21469968]

約数ペア:

[(1, 21469968), (2, 10734984), (3, 7156656), (4, 5367492), (6, 3578328), (8, 2683746), (9, 2385552), (12, 1789164), (13, 1651536), (16, 1341873), (18, 1192776), (24, 894582), (26, 825768), (27, 795184), (36, 596388), (39, 550512), (48, 447291), (52, 412884), (54, 397592), (72, 298194), (78, 275256), (104, 206442), (108, 198796), (117, 183504), (144, 149097), (156, 137628), (208, 103221), (216, 99398), (234, 91752), (312, 68814), (351, 61168), (432, 49699), (468, 45876), (624, 34407), (702, 30584), (936, 22938), (1404, 15292), (1872, 11469), (2808, 7646), (3823, 5616)]