221821732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{265337}}^1$

素因数の和:265371

約数の個数: 24

約数和(自身を含む): 445767840

約数和(自身を除く): 223946108

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 265337, 530674, 1061348, 2918707, 5041403, 5837414, 10082806, 11674828, 20165612, 55455433, 110910866, 221821732]

約数ペア:

[(1, 221821732), (2, 110910866), (4, 55455433), (11, 20165612), (19, 11674828), (22, 10082806), (38, 5837414), (44, 5041403), (76, 2918707), (209, 1061348), (418, 530674), (836, 265337)]