21794892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 41104308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 29, 42, 46, 58, 69, 84, 87, 92, 116, 138, 161, 174, 203, 276, 322, 348, 389, 406, 483, 609, 644, 667, 778, 812, 966, 1167, 1218, 1334, 1556, 1932, 2001, 2334, 2436, 2668, 2723, 4002, 4668, 4669, 5446, 8004, 8169, 8947, 9338, 10892, 11281, 14007, 16338, 17894, 18676, 22562, 26841, 28014, 32676, 33843, 35788, 45124, 53682, 56028, 62629, 67686, 78967, 107364, 125258, 135372, 157934, 187887, 236901, 250516, 259463, 315868, 375774, 473802, 518926, 751548, 778389, 947604, 1037852, 1556778, 1816241, 3113556, 3632482, 5448723, 7264964, 10897446, 21794892]

約数ペア:

[(1, 21794892), (2, 10897446), (3, 7264964), (4, 5448723), (6, 3632482), (7, 3113556), (12, 1816241), (14, 1556778), (21, 1037852), (23, 947604), (28, 778389), (29, 751548), (42, 518926), (46, 473802), (58, 375774), (69, 315868), (84, 259463), (87, 250516), (92, 236901), (116, 187887), (138, 157934), (161, 135372), (174, 125258), (203, 107364), (276, 78967), (322, 67686), (348, 62629), (389, 56028), (406, 53682), (483, 45124), (609, 35788), (644, 33843), (667, 32676), (778, 28014), (812, 26841), (966, 22562), (1167, 18676), (1218, 17894), (1334, 16338), (1556, 14007), (1932, 11281), (2001, 10892), (2334, 9338), (2436, 8947), (2668, 8169), (2723, 8004), (4002, 5446), (4668, 4669)]