21434882

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16667518

約数列:

[1, 2, 7, 14, 41, 82, 107, 214, 287, 349, 574, 698, 749, 1498, 2443, 4387, 4886, 8774, 14309, 28618, 30709, 37343, 61418, 74686, 100163, 200326, 261401, 522802, 1531063, 3062126, 10717441, 21434882]

約数ペア:

[(1, 21434882), (2, 10717441), (7, 3062126), (14, 1531063), (41, 522802), (82, 261401), (107, 200326), (214, 100163), (287, 74686), (349, 61418), (574, 37343), (698, 30709), (749, 28618), (1498, 14309), (2443, 8774), (4387, 4886)]