21601512

素因数分解:

$2^3\times 3^3\times {\mathrm{97}}^1\times {\mathrm{1031}}^1$

素因数の和:1143

約数の個数: 64

約数和(自身を含む): 60681600

約数和(自身を除く): 39080088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 97, 108, 194, 216, 291, 388, 582, 776, 873, 1031, 1164, 1746, 2062, 2328, 2619, 3093, 3492, 4124, 5238, 6186, 6984, 8248, 9279, 10476, 12372, 18558, 20952, 24744, 27837, 37116, 55674, 74232, 100007, 111348, 200014, 222696, 300021, 400028, 600042, 800056, 900063, 1200084, 1800126, 2400168, 2700189, 3600252, 5400378, 7200504, 10800756, 21601512]

約数ペア:

[(1, 21601512), (2, 10800756), (3, 7200504), (4, 5400378), (6, 3600252), (8, 2700189), (9, 2400168), (12, 1800126), (18, 1200084), (24, 900063), (27, 800056), (36, 600042), (54, 400028), (72, 300021), (97, 222696), (108, 200014), (194, 111348), (216, 100007), (291, 74232), (388, 55674), (582, 37116), (776, 27837), (873, 24744), (1031, 20952), (1164, 18558), (1746, 12372), (2062, 10476), (2328, 9279), (2619, 8248), (3093, 6984), (3492, 6186), (4124, 5238)]