21182025215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5342251}}^1$

素因数の和:5342330

約数の個数: 16

約数和(自身を含む): 27822448416

約数和(自身を除く): 6640423201

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 5342251, 26711255, 69449263, 325877311, 347246315, 1629386555, 4236405043, 21182025215]

約数ペア:

[(1, 21182025215), (5, 4236405043), (13, 1629386555), (61, 347246315), (65, 325877311), (305, 69449263), (793, 26711255), (3965, 5342251)]