21846118

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^2\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 24

約数和(自身を含む): 38068272

約数和(自身を除く): 16222154

約数列:

[1, 2, 7, 14, 89, 178, 197, 394, 623, 1246, 1379, 2758, 7921, 15842, 17533, 35066, 55447, 110894, 122731, 245462, 1560437, 3120874, 10923059, 21846118]

約数ペア:

[(1, 21846118), (2, 10923059), (7, 3120874), (14, 1560437), (89, 245462), (178, 122731), (197, 110894), (394, 55447), (623, 35066), (1246, 17533), (1379, 15842), (2758, 7921)]