21763655145

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11247367}}^1$

素因数の和:11247421

約数の個数: 24

約数和(自身を含む): 38600966976

約数和(自身を除く): 16837311831

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 11247367, 33742101, 56236835, 101226303, 168710505, 483636781, 506131515, 1450910343, 2418183905, 4352731029, 7254551715, 21763655145]

約数ペア:

[(1, 21763655145), (3, 7254551715), (5, 4352731029), (9, 2418183905), (15, 1450910343), (43, 506131515), (45, 483636781), (129, 168710505), (215, 101226303), (387, 56236835), (645, 33742101), (1935, 11247367)]