21429072

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{3037}}^1$

素因数の和:3065

約数の個数: 90

約数和(自身を含む): 69785898

約数和(自身を除く): 48356826

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3037, 3528, 6074, 7056, 9111, 12148, 18222, 21259, 24296, 27333, 36444, 42518, 48592, 54666, 63777, 72888, 85036, 109332, 127554, 145776, 148813, 170072, 191331, 218664, 255108, 297626, 340144, 382662, 437328, 446439, 510216, 595252, 765324, 892878, 1020432, 1190504, 1339317, 1530648, 1785756, 2381008, 2678634, 3061296, 3571512, 5357268, 7143024, 10714536, 21429072]

約数ペア:

[(1, 21429072), (2, 10714536), (3, 7143024), (4, 5357268), (6, 3571512), (7, 3061296), (8, 2678634), (9, 2381008), (12, 1785756), (14, 1530648), (16, 1339317), (18, 1190504), (21, 1020432), (24, 892878), (28, 765324), (36, 595252), (42, 510216), (48, 446439), (49, 437328), (56, 382662), (63, 340144), (72, 297626), (84, 255108), (98, 218664), (112, 191331), (126, 170072), (144, 148813), (147, 145776), (168, 127554), (196, 109332), (252, 85036), (294, 72888), (336, 63777), (392, 54666), (441, 48592), (504, 42518), (588, 36444), (784, 27333), (882, 24296), (1008, 21259), (1176, 18222), (1764, 12148), (2352, 9111), (3037, 7056), (3528, 6074)]