21092058

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 30275622

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 3919, 5382, 7838, 11757, 23514, 35271, 50947, 70542, 90137, 101894, 152841, 180274, 270411, 305682, 458523, 540822, 811233, 917046, 1171781, 1622466, 2343562, 3515343, 7030686, 10546029, 21092058]

約数ペア:

[(1, 21092058), (2, 10546029), (3, 7030686), (6, 3515343), (9, 2343562), (13, 1622466), (18, 1171781), (23, 917046), (26, 811233), (39, 540822), (46, 458523), (69, 305682), (78, 270411), (117, 180274), (138, 152841), (207, 101894), (234, 90137), (299, 70542), (414, 50947), (598, 35271), (897, 23514), (1794, 11757), (2691, 7838), (3919, 5382)]