21834959349

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1\times {\mathrm{9811}}^1$

素因数の和:10761

約数の個数: 32

約数和(自身を含む): 33571169280

約数和(自身を除く): 11736209931

約数列:

[1, 3, 7, 21, 131, 393, 809, 917, 2427, 2751, 5663, 9811, 16989, 29433, 68677, 105979, 206031, 317937, 741853, 1285241, 2225559, 3855723, 7937099, 8996687, 23811297, 26990061, 55559693, 166679079, 1039759969, 3119279907, 7278319783, 21834959349]

約数ペア:

[(1, 21834959349), (3, 7278319783), (7, 3119279907), (21, 1039759969), (131, 166679079), (393, 55559693), (809, 26990061), (917, 23811297), (2427, 8996687), (2751, 7937099), (5663, 3855723), (9811, 2225559), (16989, 1285241), (29433, 741853), (68677, 317937), (105979, 206031)]