21498656

素因数分解:

$2^5\times {\mathrm{59}}^2\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 36

約数和(自身を含む): 43278102

約数和(自身を除く): 21779446

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 193, 236, 386, 472, 772, 944, 1544, 1888, 3088, 3481, 6176, 6962, 11387, 13924, 22774, 27848, 45548, 55696, 91096, 111392, 182192, 364384, 671833, 1343666, 2687332, 5374664, 10749328, 21498656]

約数ペア:

[(1, 21498656), (2, 10749328), (4, 5374664), (8, 2687332), (16, 1343666), (32, 671833), (59, 364384), (118, 182192), (193, 111392), (236, 91096), (386, 55696), (472, 45548), (772, 27848), (944, 22774), (1544, 13924), (1888, 11387), (3088, 6962), (3481, 6176)]