21765117

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3527}}^1$

素因数の和:3569

約数の個数: 24

約数和(自身を含む): 33784128

約数和(自身を除く): 12019011

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 3527, 6171, 10581, 38797, 59959, 116391, 179877, 426767, 659549, 1280301, 1978647, 7255039, 21765117]

約数ペア:

[(1, 21765117), (3, 7255039), (11, 1978647), (17, 1280301), (33, 659549), (51, 426767), (121, 179877), (187, 116391), (363, 59959), (561, 38797), (2057, 10581), (3527, 6171)]