20901761601

素因数分解:

$3^1\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{753461}}^1$

素因数の和:754792

約数の個数: 16

約数和(自身を含む): 31874456448

約数和(自身を除く): 10972694847

約数列:

[1, 3, 7, 21, 1321, 3963, 9247, 27741, 753461, 2260383, 5274227, 15822681, 995321981, 2985965943, 6967253867, 20901761601]

約数ペア:

[(1, 20901761601), (3, 6967253867), (7, 2985965943), (21, 995321981), (1321, 15822681), (3963, 5274227), (9247, 2260383), (27741, 753461)]