21936700807

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1\times {\mathrm{54559}}^1$

素因数の和:55446

約数の個数: 16

約数和(自身を含む): 25455513600

約数和(自身を除く): 3518812793

約数列:

[1, 7, 71, 497, 809, 5663, 54559, 57439, 381913, 402073, 3873689, 27115823, 44138231, 308967617, 3133814401, 21936700807]

約数ペア:

[(1, 21936700807), (7, 3133814401), (71, 308967617), (497, 44138231), (809, 27115823), (5663, 3873689), (54559, 402073), (57439, 381913)]