21914067

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17107}}^1$

素因数の和:17178

約数の個数: 16

約数和(自身を含む): 33942272

約数和(自身を除く): 12028205

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 17107, 51321, 119749, 359247, 1043527, 3130581, 7304689, 21914067]

約数ペア:

[(1, 21914067), (3, 7304689), (7, 3130581), (21, 1043527), (61, 359247), (183, 119749), (427, 51321), (1281, 17107)]