21673548

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 62092800

約数和(自身を除く): 40419252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 86, 108, 117, 129, 156, 172, 234, 258, 351, 359, 387, 468, 516, 559, 702, 718, 774, 1077, 1118, 1161, 1404, 1436, 1548, 1677, 2154, 2236, 2322, 3231, 3354, 4308, 4644, 4667, 5031, 6462, 6708, 9334, 9693, 10062, 12924, 14001, 15093, 15437, 18668, 19386, 20124, 28002, 30186, 30874, 38772, 42003, 46311, 56004, 60372, 61748, 84006, 92622, 126009, 138933, 168012, 185244, 200681, 252018, 277866, 401362, 416799, 504036, 555732, 602043, 802724, 833598, 1204086, 1667196, 1806129, 2408172, 3612258, 5418387, 7224516, 10836774, 21673548]

約数ペア:

[(1, 21673548), (2, 10836774), (3, 7224516), (4, 5418387), (6, 3612258), (9, 2408172), (12, 1806129), (13, 1667196), (18, 1204086), (26, 833598), (27, 802724), (36, 602043), (39, 555732), (43, 504036), (52, 416799), (54, 401362), (78, 277866), (86, 252018), (108, 200681), (117, 185244), (129, 168012), (156, 138933), (172, 126009), (234, 92622), (258, 84006), (351, 61748), (359, 60372), (387, 56004), (468, 46311), (516, 42003), (559, 38772), (702, 30874), (718, 30186), (774, 28002), (1077, 20124), (1118, 19386), (1161, 18668), (1404, 15437), (1436, 15093), (1548, 14001), (1677, 12924), (2154, 10062), (2236, 9693), (2322, 9334), (3231, 6708), (3354, 6462), (4308, 5031), (4644, 4667)]