21143254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11579}}^1$

素因数の和:11675

約数の個数: 16

約数和(自身を含む): 35017920

約数和(自身を除く): 13874666

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 11579, 23158, 127369, 254738, 961057, 1922114, 10571627, 21143254]

約数ペア:

[(1, 21143254), (2, 10571627), (11, 1922114), (22, 961057), (83, 254738), (166, 127369), (913, 23158), (1826, 11579)]