21725186

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 38472192

約数和(自身を除く): 16747006

約数列:

[1, 2, 7, 14, 47, 94, 137, 241, 274, 329, 482, 658, 959, 1687, 1918, 3374, 6439, 11327, 12878, 22654, 33017, 45073, 66034, 79289, 90146, 158578, 231119, 462238, 1551799, 3103598, 10862593, 21725186]

約数ペア:

[(1, 21725186), (2, 10862593), (7, 3103598), (14, 1551799), (47, 462238), (94, 231119), (137, 158578), (241, 90146), (274, 79289), (329, 66034), (482, 45073), (658, 33017), (959, 22654), (1687, 12878), (1918, 11327), (3374, 6439)]