21844479

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 29767680

約数和(自身を除く): 7923201

約数列:

[1, 3, 67, 191, 201, 569, 573, 1707, 12797, 38123, 38391, 108679, 114369, 326037, 7281493, 21844479]

約数ペア:

[(1, 21844479), (3, 7281493), (67, 326037), (191, 114369), (201, 108679), (569, 38391), (573, 38123), (1707, 12797)]