21697666

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1543}}^1$

素因数の和:1713

約数の個数: 16

約数和(自身を含む): 33350400

約数和(自身を除く): 11652734

約数列:

[1, 2, 79, 89, 158, 178, 1543, 3086, 7031, 14062, 121897, 137327, 243794, 274654, 10848833, 21697666]

約数ペア:

[(1, 21697666), (2, 10848833), (79, 274654), (89, 243794), (158, 137327), (178, 121897), (1543, 14062), (3086, 7031)]