21910178

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{13711}}^1$

素因数の和:13777

約数の個数: 16

約数和(自身を含む): 35541504

約数和(自身を除く): 13631326

約数列:

[1, 2, 17, 34, 47, 94, 799, 1598, 13711, 27422, 233087, 466174, 644417, 1288834, 10955089, 21910178]

約数ペア:

[(1, 21910178), (2, 10955089), (17, 1288834), (34, 644417), (47, 466174), (94, 233087), (799, 27422), (1598, 13711)]