21601920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11251}}^1$

素因数の和:11273

約数の個数: 64

約数和(自身を含む): 68862240

約数和(自身を除く): 47260320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 11251, 22502, 33753, 45004, 56255, 67506, 90008, 112510, 135012, 168765, 180016, 225020, 270024, 337530, 360032, 450040, 540048, 675060, 720064, 900080, 1080096, 1350120, 1440128, 1800160, 2160192, 2700240, 3600320, 4320384, 5400480, 7200640, 10800960, 21601920]

約数ペア:

[(1, 21601920), (2, 10800960), (3, 7200640), (4, 5400480), (5, 4320384), (6, 3600320), (8, 2700240), (10, 2160192), (12, 1800160), (15, 1440128), (16, 1350120), (20, 1080096), (24, 900080), (30, 720064), (32, 675060), (40, 540048), (48, 450040), (60, 360032), (64, 337530), (80, 270024), (96, 225020), (120, 180016), (128, 168765), (160, 135012), (192, 112510), (240, 90008), (320, 67506), (384, 56255), (480, 45004), (640, 33753), (960, 22502), (1920, 11251)]