42021909

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{30517}}^1$

素因数の和:30546

約数の個数: 20

約数和(自身を含む): 66468204

約数和(自身を除く): 24446295

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 30517, 91551, 274653, 518789, 823959, 1556367, 2471877, 4669101, 14007303, 42021909]

約数ペア:

[(1, 42021909), (3, 14007303), (9, 4669101), (17, 2471877), (27, 1556367), (51, 823959), (81, 518789), (153, 274653), (459, 91551), (1377, 30517)]