21095853

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{7457}}^1$

素因数の和:7524

約数の個数: 16

約数和(自身を含む): 30070656

約数和(自身を除く): 8974803

約数列:

[1, 3, 23, 41, 69, 123, 943, 2829, 7457, 22371, 171511, 305737, 514533, 917211, 7031951, 21095853]

約数ペア:

[(1, 21095853), (3, 7031951), (23, 917211), (41, 514533), (69, 305737), (123, 171511), (943, 22371), (2829, 7457)]