21836253

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1549}}^1$

素因数の和:1716

約数の個数: 16

約数和(自身を含む): 30156800

約数和(自身を除く): 8320547

約数列:

[1, 3, 37, 111, 127, 381, 1549, 4647, 4699, 14097, 57313, 171939, 196723, 590169, 7278751, 21836253]

約数ペア:

[(1, 21836253), (3, 7278751), (37, 590169), (111, 196723), (127, 171939), (381, 57313), (1549, 14097), (4647, 4699)]