21302994

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 44375040

約数和(自身を除く): 23072046

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 191, 382, 573, 641, 1146, 1282, 1923, 3846, 5539, 11078, 16617, 18589, 33234, 37178, 55767, 111534, 122431, 244862, 367293, 734586, 3550499, 7100998, 10651497, 21302994]

約数ペア:

[(1, 21302994), (2, 10651497), (3, 7100998), (6, 3550499), (29, 734586), (58, 367293), (87, 244862), (174, 122431), (191, 111534), (382, 55767), (573, 37178), (641, 33234), (1146, 18589), (1282, 16617), (1923, 11078), (3846, 5539)]