21130284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10937}}^1$

素因数の和:10974

約数の個数: 48

約数和(自身を含む): 58802688

約数和(自身を除く): 37672404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10937, 21874, 32811, 43748, 65622, 76559, 131244, 153118, 229677, 251551, 306236, 459354, 503102, 754653, 918708, 1006204, 1509306, 1760857, 3018612, 3521714, 5282571, 7043428, 10565142, 21130284]

約数ペア:

[(1, 21130284), (2, 10565142), (3, 7043428), (4, 5282571), (6, 3521714), (7, 3018612), (12, 1760857), (14, 1509306), (21, 1006204), (23, 918708), (28, 754653), (42, 503102), (46, 459354), (69, 306236), (84, 251551), (92, 229677), (138, 153118), (161, 131244), (276, 76559), (322, 65622), (483, 43748), (644, 32811), (966, 21874), (1932, 10937)]