21619800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{12011}}^1$

素因数の和:12033

約数の個数: 72

約数和(自身を含む): 72612540

約数和(自身を除く): 50992740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 12011, 24022, 36033, 48044, 60055, 72066, 96088, 108099, 120110, 144132, 180165, 216198, 240220, 288264, 300275, 360330, 432396, 480440, 540495, 600550, 720660, 864792, 900825, 1080990, 1201100, 1441320, 1801650, 2161980, 2402200, 2702475, 3603300, 4323960, 5404950, 7206600, 10809900, 21619800]

約数ペア:

[(1, 21619800), (2, 10809900), (3, 7206600), (4, 5404950), (5, 4323960), (6, 3603300), (8, 2702475), (9, 2402200), (10, 2161980), (12, 1801650), (15, 1441320), (18, 1201100), (20, 1080990), (24, 900825), (25, 864792), (30, 720660), (36, 600550), (40, 540495), (45, 480440), (50, 432396), (60, 360330), (72, 300275), (75, 288264), (90, 240220), (100, 216198), (120, 180165), (150, 144132), (180, 120110), (200, 108099), (225, 96088), (300, 72066), (360, 60055), (450, 48044), (600, 36033), (900, 24022), (1800, 12011)]