20853870093

素因数分解:

$3^3\times 7^1\times {\mathrm{7297}}^1\times {\mathrm{15121}}^1$

素因数の和:22434

約数の個数: 32

約数和(自身を含む): 35315313920

約数和(自身を除く): 14461443827

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 7297, 15121, 21891, 45363, 51079, 65673, 105847, 136089, 153237, 197019, 317541, 408267, 459711, 952623, 1379133, 2857869, 110337937, 331013811, 772365559, 993041433, 2317096677, 2979124299, 6951290031, 20853870093]

約数ペア:

[(1, 20853870093), (3, 6951290031), (7, 2979124299), (9, 2317096677), (21, 993041433), (27, 772365559), (63, 331013811), (189, 110337937), (7297, 2857869), (15121, 1379133), (21891, 952623), (45363, 459711), (51079, 408267), (65673, 317541), (105847, 197019), (136089, 153237)]