21132994

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{823}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 32689728

約数和(自身を除く): 11556734

約数列:

[1, 2, 37, 74, 347, 694, 823, 1646, 12839, 25678, 30451, 60902, 285581, 571162, 10566497, 21132994]

約数ペア:

[(1, 21132994), (2, 10566497), (37, 571162), (74, 285581), (347, 60902), (694, 30451), (823, 25678), (1646, 12839)]