21668156930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{309545099}}^1$

素因数の和:309545113

約数の個数: 16

約数和(自身を含む): 44574494400

約数和(自身を除く): 22906337470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 309545099, 619090198, 1547725495, 2166815693, 3095450990, 4333631386, 10834078465, 21668156930]

約数ペア:

[(1, 21668156930), (2, 10834078465), (5, 4333631386), (7, 3095450990), (10, 2166815693), (14, 1547725495), (35, 619090198), (70, 309545099)]