21447757908

素因数分解:

$2^2\times 3^3\times {\mathrm{491}}^1\times {\mathrm{404461}}^1$

素因数の和:404965

約数の個数: 48

約数和(自身を含む): 55718685120

約数和(自身を除く): 34270927212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 491, 982, 1473, 1964, 2946, 4419, 5892, 8838, 13257, 17676, 26514, 53028, 404461, 808922, 1213383, 1617844, 2426766, 3640149, 4853532, 7280298, 10920447, 14560596, 21840894, 43681788, 198590351, 397180702, 595771053, 794361404, 1191542106, 1787313159, 2383084212, 3574626318, 5361939477, 7149252636, 10723878954, 21447757908]

約数ペア:

[(1, 21447757908), (2, 10723878954), (3, 7149252636), (4, 5361939477), (6, 3574626318), (9, 2383084212), (12, 1787313159), (18, 1191542106), (27, 794361404), (36, 595771053), (54, 397180702), (108, 198590351), (491, 43681788), (982, 21840894), (1473, 14560596), (1964, 10920447), (2946, 7280298), (4419, 4853532), (5892, 3640149), (8838, 2426766), (13257, 1617844), (17676, 1213383), (26514, 808922), (53028, 404461)]