21151676

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58109}}^1$

素因数の和:58133

約数の個数: 24

約数和(自身を含む): 45558240

約数和(自身を除く): 24406564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 58109, 116218, 232436, 406763, 755417, 813526, 1510834, 1627052, 3021668, 5287919, 10575838, 21151676]

約数ペア:

[(1, 21151676), (2, 10575838), (4, 5287919), (7, 3021668), (13, 1627052), (14, 1510834), (26, 813526), (28, 755417), (52, 406763), (91, 232436), (182, 116218), (364, 58109)]