21127306

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2287}}^1$

素因数の和:2469

約数の個数: 16

約数和(自身を含む): 32947200

約数和(自身を除く): 11819894

約数列:

[1, 2, 31, 62, 149, 298, 2287, 4574, 4619, 9238, 70897, 141794, 340763, 681526, 10563653, 21127306]

約数ペア:

[(1, 21127306), (2, 10563653), (31, 681526), (62, 340763), (149, 141794), (298, 70897), (2287, 9238), (4574, 4619)]