21891006

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{6871}}^1$

素因数の和:6941

約数の個数: 32

約数和(自身を含む): 49478400

約数和(自身を除く): 27587394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 6871, 13742, 20613, 41226, 61839, 123678, 185517, 371034, 405389, 810778, 1216167, 2432334, 3648501, 7297002, 10945503, 21891006]

約数ペア:

[(1, 21891006), (2, 10945503), (3, 7297002), (6, 3648501), (9, 2432334), (18, 1216167), (27, 810778), (54, 405389), (59, 371034), (118, 185517), (177, 123678), (354, 61839), (531, 41226), (1062, 20613), (1593, 13742), (3186, 6871)]