21869445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8627}}^1$

素因数の和:8661

約数の個数: 24

約数和(自身を含む): 37894176

約数和(自身を除く): 16024731

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 8627, 25881, 43135, 112151, 129405, 336453, 560755, 1457963, 1682265, 4373889, 7289815, 21869445]

約数ペア:

[(1, 21869445), (3, 7289815), (5, 4373889), (13, 1682265), (15, 1457963), (39, 560755), (65, 336453), (169, 129405), (195, 112151), (507, 43135), (845, 25881), (2535, 8627)]