21286039488

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{27737}}^1$

素因数の和:28330

約数の個数: 112

約数和(自身を含む): 64479976704

約数和(自身を除く): 43193937216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 571, 672, 1142, 1344, 1713, 2284, 3426, 3997, 4568, 6852, 7994, 9136, 11991, 13704, 15988, 18272, 23982, 27408, 27737, 31976, 36544, 47964, 54816, 55474, 63952, 83211, 95928, 109632, 110948, 127904, 166422, 191856, 194159, 221896, 255808, 332844, 383712, 388318, 443792, 582477, 665688, 767424, 776636, 887584, 1164954, 1331376, 1553272, 1775168, 2329908, 2662752, 3106544, 4659816, 5325504, 6213088, 9319632, 12426176, 15837827, 18639264, 31675654, 37278528, 47513481, 63351308, 95026962, 110864789, 126702616, 190053924, 221729578, 253405232, 332594367, 380107848, 443459156, 506810464, 665188734, 760215696, 886918312, 1013620928, 1330377468, 1520431392, 1773836624, 2660754936, 3040862784, 3547673248, 5321509872, 7095346496, 10643019744, 21286039488]

約数ペア:

[(1, 21286039488), (2, 10643019744), (3, 7095346496), (4, 5321509872), (6, 3547673248), (7, 3040862784), (8, 2660754936), (12, 1773836624), (14, 1520431392), (16, 1330377468), (21, 1013620928), (24, 886918312), (28, 760215696), (32, 665188734), (42, 506810464), (48, 443459156), (56, 380107848), (64, 332594367), (84, 253405232), (96, 221729578), (112, 190053924), (168, 126702616), (192, 110864789), (224, 95026962), (336, 63351308), (448, 47513481), (571, 37278528), (672, 31675654), (1142, 18639264), (1344, 15837827), (1713, 12426176), (2284, 9319632), (3426, 6213088), (3997, 5325504), (4568, 4659816), (6852, 3106544), (7994, 2662752), (9136, 2329908), (11991, 1775168), (13704, 1553272), (15988, 1331376), (18272, 1164954), (23982, 887584), (27408, 776636), (27737, 767424), (31976, 665688), (36544, 582477), (47964, 443792), (54816, 388318), (55474, 383712), (63952, 332844), (83211, 255808), (95928, 221896), (109632, 194159), (110948, 191856), (127904, 166422)]