21041583

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2358

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 8040657

約数列:

[1, 3, 53, 59, 159, 177, 2243, 3127, 6729, 9381, 118879, 132337, 356637, 397011, 7013861, 21041583]

約数ペア:

[(1, 21041583), (3, 7013861), (53, 397011), (59, 356637), (159, 132337), (177, 118879), (2243, 9381), (3127, 6729)]