21798710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{94777}}^1$

素因数の和:94807

約数の個数: 16

約数和(自身を含む): 40944096

約数和(自身を除く): 19145386

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 94777, 189554, 473885, 947770, 2179871, 4359742, 10899355, 21798710]

約数ペア:

[(1, 21798710), (2, 10899355), (5, 4359742), (10, 2179871), (23, 947770), (46, 473885), (115, 189554), (230, 94777)]