21611160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 70845840

約数和(自身を除く): 49234680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 173, 180, 346, 347, 360, 519, 692, 694, 865, 1038, 1041, 1384, 1388, 1557, 1730, 1735, 2076, 2082, 2595, 2776, 3114, 3123, 3460, 3470, 4152, 4164, 5190, 5205, 6228, 6246, 6920, 6940, 7785, 8328, 10380, 10410, 12456, 12492, 13880, 15570, 15615, 20760, 20820, 24984, 31140, 31230, 41640, 60031, 62280, 62460, 120062, 124920, 180093, 240124, 300155, 360186, 480248, 540279, 600310, 720372, 900465, 1080558, 1200620, 1440744, 1800930, 2161116, 2401240, 2701395, 3601860, 4322232, 5402790, 7203720, 10805580, 21611160]

約数ペア:

[(1, 21611160), (2, 10805580), (3, 7203720), (4, 5402790), (5, 4322232), (6, 3601860), (8, 2701395), (9, 2401240), (10, 2161116), (12, 1800930), (15, 1440744), (18, 1200620), (20, 1080558), (24, 900465), (30, 720372), (36, 600310), (40, 540279), (45, 480248), (60, 360186), (72, 300155), (90, 240124), (120, 180093), (173, 124920), (180, 120062), (346, 62460), (347, 62280), (360, 60031), (519, 41640), (692, 31230), (694, 31140), (865, 24984), (1038, 20820), (1041, 20760), (1384, 15615), (1388, 15570), (1557, 13880), (1730, 12492), (1735, 12456), (2076, 10410), (2082, 10380), (2595, 8328), (2776, 7785), (3114, 6940), (3123, 6920), (3460, 6246), (3470, 6228), (4152, 5205), (4164, 5190)]