21301056

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{587}}^1$

素因数の和:618

約数の個数: 140

約数和(自身を含む): 72286368

約数和(自身を除く): 50985312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 587, 648, 672, 756, 864, 1008, 1134, 1174, 1296, 1344, 1512, 1728, 1761, 2016, 2268, 2348, 2592, 3024, 3522, 4032, 4109, 4536, 4696, 5184, 5283, 6048, 7044, 8218, 9072, 9392, 10566, 12096, 12327, 14088, 15849, 16436, 18144, 18784, 21132, 24654, 28176, 31698, 32872, 36288, 36981, 37568, 42264, 47547, 49308, 56352, 63396, 65744, 73962, 84528, 95094, 98616, 110943, 112704, 126792, 131488, 147924, 169056, 190188, 197232, 221886, 253584, 262976, 295848, 332829, 338112, 380376, 394464, 443772, 507168, 591696, 665658, 760752, 788928, 887544, 1014336, 1183392, 1331316, 1521504, 1775088, 2366784, 2662632, 3043008, 3550176, 5325264, 7100352, 10650528, 21301056]

約数ペア:

[(1, 21301056), (2, 10650528), (3, 7100352), (4, 5325264), (6, 3550176), (7, 3043008), (8, 2662632), (9, 2366784), (12, 1775088), (14, 1521504), (16, 1331316), (18, 1183392), (21, 1014336), (24, 887544), (27, 788928), (28, 760752), (32, 665658), (36, 591696), (42, 507168), (48, 443772), (54, 394464), (56, 380376), (63, 338112), (64, 332829), (72, 295848), (81, 262976), (84, 253584), (96, 221886), (108, 197232), (112, 190188), (126, 169056), (144, 147924), (162, 131488), (168, 126792), (189, 112704), (192, 110943), (216, 98616), (224, 95094), (252, 84528), (288, 73962), (324, 65744), (336, 63396), (378, 56352), (432, 49308), (448, 47547), (504, 42264), (567, 37568), (576, 36981), (587, 36288), (648, 32872), (672, 31698), (756, 28176), (864, 24654), (1008, 21132), (1134, 18784), (1174, 18144), (1296, 16436), (1344, 15849), (1512, 14088), (1728, 12327), (1761, 12096), (2016, 10566), (2268, 9392), (2348, 9072), (2592, 8218), (3024, 7044), (3522, 6048), (4032, 5283), (4109, 5184), (4536, 4696)]