21897262

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{1693}}^1$

素因数の和:1947

約数の個数: 16

約数和(自身を含む): 34151040

約数和(自身を除く): 12253778

約数列:

[1, 2, 29, 58, 223, 446, 1693, 3386, 6467, 12934, 49097, 98194, 377539, 755078, 10948631, 21897262]

約数ペア:

[(1, 21897262), (2, 10948631), (29, 755078), (58, 377539), (223, 98194), (446, 49097), (1693, 12934), (3386, 6467)]