21409344

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 168

約数和(自身を含む): 69738240

約数和(自身を除く): 48328896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 62, 64, 66, 72, 88, 93, 96, 99, 109, 124, 132, 144, 176, 186, 192, 198, 218, 248, 264, 279, 288, 327, 341, 352, 372, 396, 436, 496, 528, 558, 576, 654, 682, 704, 744, 792, 872, 981, 992, 1023, 1056, 1116, 1199, 1308, 1364, 1488, 1584, 1744, 1962, 1984, 2046, 2112, 2232, 2398, 2616, 2728, 2976, 3069, 3168, 3379, 3488, 3597, 3924, 4092, 4464, 4796, 5232, 5456, 5952, 6138, 6336, 6758, 6976, 7194, 7848, 8184, 8928, 9592, 10137, 10464, 10791, 10912, 12276, 13516, 14388, 15696, 16368, 17856, 19184, 20274, 20928, 21582, 21824, 24552, 27032, 28776, 30411, 31392, 32736, 37169, 38368, 40548, 43164, 49104, 54064, 57552, 60822, 62784, 65472, 74338, 76736, 81096, 86328, 98208, 108128, 111507, 115104, 121644, 148676, 162192, 172656, 196416, 216256, 223014, 230208, 243288, 297352, 324384, 334521, 345312, 446028, 486576, 594704, 648768, 669042, 690624, 892056, 973152, 1189408, 1338084, 1784112, 1946304, 2378816, 2676168, 3568224, 5352336, 7136448, 10704672, 21409344]

約数ペア:

[(1, 21409344), (2, 10704672), (3, 7136448), (4, 5352336), (6, 3568224), (8, 2676168), (9, 2378816), (11, 1946304), (12, 1784112), (16, 1338084), (18, 1189408), (22, 973152), (24, 892056), (31, 690624), (32, 669042), (33, 648768), (36, 594704), (44, 486576), (48, 446028), (62, 345312), (64, 334521), (66, 324384), (72, 297352), (88, 243288), (93, 230208), (96, 223014), (99, 216256), (109, 196416), (124, 172656), (132, 162192), (144, 148676), (176, 121644), (186, 115104), (192, 111507), (198, 108128), (218, 98208), (248, 86328), (264, 81096), (279, 76736), (288, 74338), (327, 65472), (341, 62784), (352, 60822), (372, 57552), (396, 54064), (436, 49104), (496, 43164), (528, 40548), (558, 38368), (576, 37169), (654, 32736), (682, 31392), (704, 30411), (744, 28776), (792, 27032), (872, 24552), (981, 21824), (992, 21582), (1023, 20928), (1056, 20274), (1116, 19184), (1199, 17856), (1308, 16368), (1364, 15696), (1488, 14388), (1584, 13516), (1744, 12276), (1962, 10912), (1984, 10791), (2046, 10464), (2112, 10137), (2232, 9592), (2398, 8928), (2616, 8184), (2728, 7848), (2976, 7194), (3069, 6976), (3168, 6758), (3379, 6336), (3488, 6138), (3597, 5952), (3924, 5456), (4092, 5232), (4464, 4796)]