21014784

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{1303}}^1$

素因数の和:1332

約数の個数: 108

約数和(自身を含む): 69299776

約数和(自身を除く): 48284992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1303, 1344, 1792, 2016, 2304, 2606, 2688, 3909, 4032, 5212, 5376, 7818, 8064, 9121, 10424, 11727, 15636, 16128, 18242, 20848, 23454, 27363, 31272, 36484, 41696, 46908, 54726, 62544, 72968, 82089, 83392, 93816, 109452, 125088, 145936, 164178, 166784, 187632, 218904, 250176, 291872, 328356, 333568, 375264, 437808, 500352, 583744, 656712, 750528, 875616, 1000704, 1167488, 1313424, 1501056, 1751232, 2334976, 2626848, 3002112, 3502464, 5253696, 7004928, 10507392, 21014784]

約数ペア:

[(1, 21014784), (2, 10507392), (3, 7004928), (4, 5253696), (6, 3502464), (7, 3002112), (8, 2626848), (9, 2334976), (12, 1751232), (14, 1501056), (16, 1313424), (18, 1167488), (21, 1000704), (24, 875616), (28, 750528), (32, 656712), (36, 583744), (42, 500352), (48, 437808), (56, 375264), (63, 333568), (64, 328356), (72, 291872), (84, 250176), (96, 218904), (112, 187632), (126, 166784), (128, 164178), (144, 145936), (168, 125088), (192, 109452), (224, 93816), (252, 83392), (256, 82089), (288, 72968), (336, 62544), (384, 54726), (448, 46908), (504, 41696), (576, 36484), (672, 31272), (768, 27363), (896, 23454), (1008, 20848), (1152, 18242), (1303, 16128), (1344, 15636), (1792, 11727), (2016, 10424), (2304, 9121), (2606, 8064), (2688, 7818), (3909, 5376), (4032, 5212)]