9821007

素因数分解:

$3^4\times 7^1\times {\mathrm{17321}}^1$

素因数の和:17340

約数の個数: 20

約数和(自身を含む): 16767696

約数和(自身を除く): 6946689

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 17321, 51963, 121247, 155889, 363741, 467667, 1091223, 1403001, 3273669, 9821007]

約数ペア:

[(1, 9821007), (3, 3273669), (7, 1403001), (9, 1091223), (21, 467667), (27, 363741), (63, 155889), (81, 121247), (189, 51963), (567, 17321)]