21265524

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1266

約数の個数: 96

約数和(自身を含む): 65802240

約数和(自身を除く): 44536716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1223, 1242, 1449, 1932, 2446, 2484, 2898, 3669, 4347, 4892, 5796, 7338, 8561, 8694, 11007, 14676, 17122, 17388, 22014, 25683, 28129, 33021, 34244, 44028, 51366, 56258, 66042, 77049, 84387, 102732, 112516, 132084, 154098, 168774, 196903, 231147, 253161, 308196, 337548, 393806, 462294, 506322, 590709, 759483, 787612, 924588, 1012644, 1181418, 1518966, 1772127, 2362836, 3037932, 3544254, 5316381, 7088508, 10632762, 21265524]

約数ペア:

[(1, 21265524), (2, 10632762), (3, 7088508), (4, 5316381), (6, 3544254), (7, 3037932), (9, 2362836), (12, 1772127), (14, 1518966), (18, 1181418), (21, 1012644), (23, 924588), (27, 787612), (28, 759483), (36, 590709), (42, 506322), (46, 462294), (54, 393806), (63, 337548), (69, 308196), (84, 253161), (92, 231147), (108, 196903), (126, 168774), (138, 154098), (161, 132084), (189, 112516), (207, 102732), (252, 84387), (276, 77049), (322, 66042), (378, 56258), (414, 51366), (483, 44028), (621, 34244), (644, 33021), (756, 28129), (828, 25683), (966, 22014), (1223, 17388), (1242, 17122), (1449, 14676), (1932, 11007), (2446, 8694), (2484, 8561), (2898, 7338), (3669, 5796), (4347, 4892)]