21113424

素因数分解:

$2^4\times 3^2\times {\mathrm{151}}^1\times {\mathrm{971}}^1$

素因数の和:1136

約数の個数: 60

約数和(自身を含む): 59540832

約数和(自身を除く): 38427408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151, 302, 453, 604, 906, 971, 1208, 1359, 1812, 1942, 2416, 2718, 2913, 3624, 3884, 5436, 5826, 7248, 7768, 8739, 10872, 11652, 15536, 17478, 21744, 23304, 34956, 46608, 69912, 139824, 146621, 293242, 439863, 586484, 879726, 1172968, 1319589, 1759452, 2345936, 2639178, 3518904, 5278356, 7037808, 10556712, 21113424]

約数ペア:

[(1, 21113424), (2, 10556712), (3, 7037808), (4, 5278356), (6, 3518904), (8, 2639178), (9, 2345936), (12, 1759452), (16, 1319589), (18, 1172968), (24, 879726), (36, 586484), (48, 439863), (72, 293242), (144, 146621), (151, 139824), (302, 69912), (453, 46608), (604, 34956), (906, 23304), (971, 21744), (1208, 17478), (1359, 15536), (1812, 11652), (1942, 10872), (2416, 8739), (2718, 7768), (2913, 7248), (3624, 5826), (3884, 5436)]