21954508

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3571}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 40506480

約数和(自身を除く): 18551972

約数列:

[1, 2, 4, 29, 53, 58, 106, 116, 212, 1537, 3074, 3571, 6148, 7142, 14284, 103559, 189263, 207118, 378526, 414236, 757052, 5488627, 10977254, 21954508]

約数ペア:

[(1, 21954508), (2, 10977254), (4, 5488627), (29, 757052), (53, 414236), (58, 378526), (106, 207118), (116, 189263), (212, 103559), (1537, 14284), (3074, 7142), (3571, 6148)]