21847588

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19031}}^1$

素因数の和:19083

約数の個数: 24

約数和(自身を含む): 44763264

約数和(自身を除く): 22915676

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 19031, 38062, 76124, 133217, 266434, 532868, 780271, 1560542, 3121084, 5461897, 10923794, 21847588]

約数ペア:

[(1, 21847588), (2, 10923794), (4, 5461897), (7, 3121084), (14, 1560542), (28, 780271), (41, 532868), (82, 266434), (164, 133217), (287, 76124), (574, 38062), (1148, 19031)]