21868262

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 38737440

約数和(自身を除く): 16869178

約数列:

[1, 2, 13, 23, 26, 29, 46, 58, 97, 169, 194, 299, 338, 377, 598, 667, 754, 1261, 1334, 2231, 2522, 2813, 3887, 4462, 4901, 5626, 7774, 8671, 9802, 16393, 17342, 29003, 32786, 36569, 58006, 64699, 73138, 112723, 129398, 225446, 377039, 475397, 754078, 841087, 950794, 1682174, 10934131, 21868262]

約数ペア:

[(1, 21868262), (2, 10934131), (13, 1682174), (23, 950794), (26, 841087), (29, 754078), (46, 475397), (58, 377039), (97, 225446), (169, 129398), (194, 112723), (299, 73138), (338, 64699), (377, 58006), (598, 36569), (667, 32786), (754, 29003), (1261, 17342), (1334, 16393), (2231, 9802), (2522, 8671), (2813, 7774), (3887, 5626), (4462, 4901)]