21630774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{327739}}^1$

素因数の和:327755

約数の個数: 16

約数和(自身を含む): 47194560

約数和(自身を除く): 25563786

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 327739, 655478, 983217, 1966434, 3605129, 7210258, 10815387, 21630774]

約数ペア:

[(1, 21630774), (2, 10815387), (3, 7210258), (6, 3605129), (11, 1966434), (22, 983217), (33, 655478), (66, 327739)]