21483630

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{421}}^1$

素因数の和:453

約数の個数: 112

約数和(自身を含む): 66419424

約数和(自身を除く): 44935794

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 421, 486, 567, 630, 729, 810, 842, 945, 1134, 1215, 1263, 1458, 1701, 1890, 2105, 2430, 2526, 2835, 2947, 3402, 3645, 3789, 4210, 5103, 5670, 5894, 6315, 7290, 7578, 8505, 8841, 10206, 11367, 12630, 14735, 17010, 17682, 18945, 22734, 25515, 26523, 29470, 34101, 37890, 44205, 51030, 53046, 56835, 68202, 79569, 88410, 102303, 113670, 132615, 159138, 170505, 204606, 238707, 265230, 306909, 341010, 397845, 477414, 511515, 613818, 716121, 795690, 1023030, 1193535, 1432242, 1534545, 2148363, 2387070, 3069090, 3580605, 4296726, 7161210, 10741815, 21483630]

約数ペア:

[(1, 21483630), (2, 10741815), (3, 7161210), (5, 4296726), (6, 3580605), (7, 3069090), (9, 2387070), (10, 2148363), (14, 1534545), (15, 1432242), (18, 1193535), (21, 1023030), (27, 795690), (30, 716121), (35, 613818), (42, 511515), (45, 477414), (54, 397845), (63, 341010), (70, 306909), (81, 265230), (90, 238707), (105, 204606), (126, 170505), (135, 159138), (162, 132615), (189, 113670), (210, 102303), (243, 88410), (270, 79569), (315, 68202), (378, 56835), (405, 53046), (421, 51030), (486, 44205), (567, 37890), (630, 34101), (729, 29470), (810, 26523), (842, 25515), (945, 22734), (1134, 18945), (1215, 17682), (1263, 17010), (1458, 14735), (1701, 12630), (1890, 11367), (2105, 10206), (2430, 8841), (2526, 8505), (2835, 7578), (2947, 7290), (3402, 6315), (3645, 5894), (3789, 5670), (4210, 5103)]