20962053

素因数分解:

$3^2\times 7^2\times {\mathrm{47533}}^1$

素因数の和:47553

約数の個数: 18

約数和(自身を含む): 35222694

約数和(自身を除く): 14260641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 47533, 142599, 332731, 427797, 998193, 2329117, 2994579, 6987351, 20962053]

約数ペア:

[(1, 20962053), (3, 6987351), (7, 2994579), (9, 2329117), (21, 998193), (49, 427797), (63, 332731), (147, 142599), (441, 47533)]