21744842

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 39118464

約数和(自身を除く): 17373622

約数列:

[1, 2, 7, 14, 41, 43, 82, 86, 287, 301, 574, 602, 881, 1762, 1763, 3526, 6167, 12334, 12341, 24682, 36121, 37883, 72242, 75766, 252847, 265181, 505694, 530362, 1553203, 3106406, 10872421, 21744842]

約数ペア:

[(1, 21744842), (2, 10872421), (7, 3106406), (14, 1553203), (41, 530362), (43, 505694), (82, 265181), (86, 252847), (287, 75766), (301, 72242), (574, 37883), (602, 36121), (881, 24682), (1762, 12341), (1763, 12334), (3526, 6167)]