21892199

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 26484480

約数和(自身を除く): 4592281

約数列:

[1, 7, 19, 133, 241, 683, 1687, 4579, 4781, 12977, 32053, 90839, 164603, 1152221, 3127457, 21892199]

約数ペア:

[(1, 21892199), (7, 3127457), (19, 1152221), (133, 164603), (241, 90839), (683, 32053), (1687, 12977), (4579, 4781)]