21350532

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 61028352

約数和(自身を除く): 39677820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 43, 46, 69, 84, 86, 92, 129, 138, 161, 172, 257, 258, 276, 301, 322, 483, 514, 516, 602, 644, 771, 903, 966, 989, 1028, 1204, 1542, 1799, 1806, 1932, 1978, 2967, 3084, 3598, 3612, 3956, 5397, 5911, 5934, 6923, 7196, 10794, 11051, 11822, 11868, 13846, 17733, 20769, 21588, 22102, 23644, 27692, 33153, 35466, 41377, 41538, 44204, 66306, 70932, 77357, 82754, 83076, 124131, 132612, 154714, 165508, 232071, 248262, 254173, 309428, 464142, 496524, 508346, 762519, 928284, 1016692, 1525038, 1779211, 3050076, 3558422, 5337633, 7116844, 10675266, 21350532]

約数ペア:

[(1, 21350532), (2, 10675266), (3, 7116844), (4, 5337633), (6, 3558422), (7, 3050076), (12, 1779211), (14, 1525038), (21, 1016692), (23, 928284), (28, 762519), (42, 508346), (43, 496524), (46, 464142), (69, 309428), (84, 254173), (86, 248262), (92, 232071), (129, 165508), (138, 154714), (161, 132612), (172, 124131), (257, 83076), (258, 82754), (276, 77357), (301, 70932), (322, 66306), (483, 44204), (514, 41538), (516, 41377), (602, 35466), (644, 33153), (771, 27692), (903, 23644), (966, 22102), (989, 21588), (1028, 20769), (1204, 17733), (1542, 13846), (1799, 11868), (1806, 11822), (1932, 11051), (1978, 10794), (2967, 7196), (3084, 6923), (3598, 5934), (3612, 5911), (3956, 5397)]