16723749

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3923}}^1$

素因数の和:3969

約数の個数: 24

約数和(自身を含む): 26840160

約数和(自身を除く): 10116411

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 3923, 4263, 11769, 27461, 82383, 113767, 192227, 341301, 576681, 796369, 2389107, 5574583, 16723749]

約数ペア:

[(1, 16723749), (3, 5574583), (7, 2389107), (21, 796369), (29, 576681), (49, 341301), (87, 192227), (147, 113767), (203, 82383), (609, 27461), (1421, 11769), (3923, 4263)]