21290466

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3307}}^1$

素因数の和:3378

約数の個数: 32

約数和(自身を含む): 45253440

約数和(自身を除く): 23962974

約数列:

[1, 2, 3, 6, 29, 37, 58, 74, 87, 111, 174, 222, 1073, 2146, 3219, 3307, 6438, 6614, 9921, 19842, 95903, 122359, 191806, 244718, 287709, 367077, 575418, 734154, 3548411, 7096822, 10645233, 21290466]

約数ペア:

[(1, 21290466), (2, 10645233), (3, 7096822), (6, 3548411), (29, 734154), (37, 575418), (58, 367077), (74, 287709), (87, 244718), (111, 191806), (174, 122359), (222, 95903), (1073, 19842), (2146, 9921), (3219, 6614), (3307, 6438)]