21800194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{9421}}^1$

素因数の和:9525

約数の個数: 16

約数和(自身を含む): 35615160

約数和(自身を除く): 13814966

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 9421, 18842, 122473, 244946, 838469, 1676938, 10900097, 21800194]

約数ペア:

[(1, 21800194), (2, 10900097), (13, 1676938), (26, 838469), (89, 244946), (178, 122473), (1157, 18842), (2314, 9421)]