21294216

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{3049}}^1$

素因数の和:3158

約数の個数: 48

約数和(自身を含む): 58285500

約数和(自身を除く): 36991284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 3049, 3492, 6098, 6984, 9147, 12196, 18294, 24392, 27441, 36588, 54882, 73176, 109764, 219528, 295753, 591506, 887259, 1183012, 1774518, 2366024, 2661777, 3549036, 5323554, 7098072, 10647108, 21294216]

約数ペア:

[(1, 21294216), (2, 10647108), (3, 7098072), (4, 5323554), (6, 3549036), (8, 2661777), (9, 2366024), (12, 1774518), (18, 1183012), (24, 887259), (36, 591506), (72, 295753), (97, 219528), (194, 109764), (291, 73176), (388, 54882), (582, 36588), (776, 27441), (873, 24392), (1164, 18294), (1746, 12196), (2328, 9147), (3049, 6984), (3492, 6098)]