21925354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{52453}}^1$

素因数の和:52485

約数の個数: 16

約数和(自身を含む): 37766880

約数和(自身を除く): 15841526

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 52453, 104906, 576983, 996607, 1153966, 1993214, 10962677, 21925354]

約数ペア:

[(1, 21925354), (2, 10962677), (11, 1993214), (19, 1153966), (22, 996607), (38, 576983), (209, 104906), (418, 52453)]