21911316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260849}}^1$

素因数の和:260863

約数の個数: 24

約数和(自身を含む): 58430400

約数和(自身を除く): 36519084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260849, 521698, 782547, 1043396, 1565094, 1825943, 3130188, 3651886, 5477829, 7303772, 10955658, 21911316]

約数ペア:

[(1, 21911316), (2, 10955658), (3, 7303772), (4, 5477829), (6, 3651886), (7, 3130188), (12, 1825943), (14, 1565094), (21, 1043396), (28, 782547), (42, 521698), (84, 260849)]