21105919826

素因数分解:

$2^1\times {\mathrm{283}}^1\times {\mathrm{3547}}^1\times {\mathrm{10513}}^1$

素因数の和:14345

約数の個数: 16

約数和(自身を含む): 31782728544

約数和(自身を除く): 10676808718

約数列:

[1, 2, 283, 566, 3547, 7094, 10513, 21026, 1003801, 2007602, 2975179, 5950358, 37289611, 74579222, 10552959913, 21105919826]

約数ペア:

[(1, 21105919826), (2, 10552959913), (283, 74579222), (566, 37289611), (3547, 5950358), (7094, 2975179), (10513, 2007602), (21026, 1003801)]