21949564

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 48319488

約数和(自身を除く): 26369924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1222, 1283, 1316, 2444, 2566, 4277, 5132, 8554, 8981, 16679, 17108, 17962, 33358, 35924, 60301, 66716, 116753, 120602, 233506, 241204, 422107, 467012, 783913, 844214, 1567826, 1688428, 3135652, 5487391, 10974782, 21949564]

約数ペア:

[(1, 21949564), (2, 10974782), (4, 5487391), (7, 3135652), (13, 1688428), (14, 1567826), (26, 844214), (28, 783913), (47, 467012), (52, 422107), (91, 241204), (94, 233506), (182, 120602), (188, 116753), (329, 66716), (364, 60301), (611, 35924), (658, 33358), (1222, 17962), (1283, 17108), (1316, 16679), (2444, 8981), (2566, 8554), (4277, 5132)]