21096502

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11503}}^1$

素因数の和:11643

約数の個数: 16

約数和(自身を含む): 36444672

約数和(自身を除く): 15348170

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 11503, 23006, 80521, 161042, 1506893, 3013786, 10548251, 21096502]

約数ペア:

[(1, 21096502), (2, 10548251), (7, 3013786), (14, 1506893), (131, 161042), (262, 80521), (917, 23006), (1834, 11503)]