221821941

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{353783}}^1$

素因数の和:353816

約数の個数: 16

約数和(自身を含む): 339632640

約数和(自身を除く): 117810699

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 353783, 1061349, 3891613, 6721877, 11674839, 20165631, 73940647, 221821941]

約数ペア:

[(1, 221821941), (3, 73940647), (11, 20165631), (19, 11674839), (33, 6721877), (57, 3891613), (209, 1061349), (627, 353783)]