21782082

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{518621}}^1$

素因数の和:518633

約数の個数: 16

約数和(自身を含む): 49787712

約数和(自身を除く): 28005630

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 518621, 1037242, 1555863, 3111726, 3630347, 7260694, 10891041, 21782082]

約数ペア:

[(1, 21782082), (2, 10891041), (3, 7260694), (6, 3630347), (7, 3111726), (14, 1555863), (21, 1037242), (42, 518621)]