21829921

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 24910848

約数和(自身を除く): 3080927

約数列:

[1, 17, 23, 31, 391, 527, 713, 1801, 12121, 30617, 41423, 55831, 704191, 949127, 1284113, 21829921]

約数ペア:

[(1, 21829921), (17, 1284113), (23, 949127), (31, 704191), (391, 55831), (527, 41423), (713, 30617), (1801, 12121)]