21491462

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1759}}^1$

素因数の和:1951

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 11772538

約数列:

[1, 2, 41, 82, 149, 298, 1759, 3518, 6109, 12218, 72119, 144238, 262091, 524182, 10745731, 21491462]

約数ペア:

[(1, 21491462), (2, 10745731), (41, 524182), (82, 262091), (149, 144238), (298, 72119), (1759, 12218), (3518, 6109)]