21963465

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9209}}^1$

素因数の和:9273

約数の個数: 24

約数和(自身を含む): 38792520

約数和(自身を除く): 16829055

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 9209, 27627, 46045, 82881, 138135, 414405, 488077, 1464231, 2440385, 4392693, 7321155, 21963465]

約数ペア:

[(1, 21963465), (3, 7321155), (5, 4392693), (9, 2440385), (15, 1464231), (45, 488077), (53, 414405), (159, 138135), (265, 82881), (477, 46045), (795, 27627), (2385, 9209)]