21156234

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16871}}^1$

素因数の和:16906

約数の個数: 32

約数和(自身を含む): 48591360

約数和(自身を除く): 27435126

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 16871, 33742, 50613, 101226, 185581, 320549, 371162, 556743, 641098, 961647, 1113486, 1923294, 3526039, 7052078, 10578117, 21156234]

約数ペア:

[(1, 21156234), (2, 10578117), (3, 7052078), (6, 3526039), (11, 1923294), (19, 1113486), (22, 961647), (33, 641098), (38, 556743), (57, 371162), (66, 320549), (114, 185581), (209, 101226), (418, 50613), (627, 33742), (1254, 16871)]