21339600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17783}}^1$

素因数の和:17804

約数の個数: 60

約数和(自身を含む): 68361696

約数和(自身を除く): 47022096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17783, 35566, 53349, 71132, 88915, 106698, 142264, 177830, 213396, 266745, 284528, 355660, 426792, 444575, 533490, 711320, 853584, 889150, 1066980, 1333725, 1422640, 1778300, 2133960, 2667450, 3556600, 4267920, 5334900, 7113200, 10669800, 21339600]

約数ペア:

[(1, 21339600), (2, 10669800), (3, 7113200), (4, 5334900), (5, 4267920), (6, 3556600), (8, 2667450), (10, 2133960), (12, 1778300), (15, 1422640), (16, 1333725), (20, 1066980), (24, 889150), (25, 853584), (30, 711320), (40, 533490), (48, 444575), (50, 426792), (60, 355660), (75, 284528), (80, 266745), (100, 213396), (120, 177830), (150, 142264), (200, 106698), (240, 88915), (300, 71132), (400, 53349), (600, 35566), (1200, 17783)]