21227400

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{3931}}^1$

素因数の和:3956

約数の個数: 96

約数和(自身を含む): 73135200

約数和(自身を除く): 51907800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 135, 150, 180, 200, 216, 225, 270, 300, 360, 450, 540, 600, 675, 900, 1080, 1350, 1800, 2700, 3931, 5400, 7862, 11793, 15724, 19655, 23586, 31448, 35379, 39310, 47172, 58965, 70758, 78620, 94344, 98275, 106137, 117930, 141516, 157240, 176895, 196550, 212274, 235860, 283032, 294825, 353790, 393100, 424548, 471720, 530685, 589650, 707580, 786200, 849096, 884475, 1061370, 1179300, 1415160, 1768950, 2122740, 2358600, 2653425, 3537900, 4245480, 5306850, 7075800, 10613700, 21227400]

約数ペア:

[(1, 21227400), (2, 10613700), (3, 7075800), (4, 5306850), (5, 4245480), (6, 3537900), (8, 2653425), (9, 2358600), (10, 2122740), (12, 1768950), (15, 1415160), (18, 1179300), (20, 1061370), (24, 884475), (25, 849096), (27, 786200), (30, 707580), (36, 589650), (40, 530685), (45, 471720), (50, 424548), (54, 393100), (60, 353790), (72, 294825), (75, 283032), (90, 235860), (100, 212274), (108, 196550), (120, 176895), (135, 157240), (150, 141516), (180, 117930), (200, 106137), (216, 98275), (225, 94344), (270, 78620), (300, 70758), (360, 58965), (450, 47172), (540, 39310), (600, 35379), (675, 31448), (900, 23586), (1080, 19655), (1350, 15724), (1800, 11793), (2700, 7862), (3931, 5400)]