21348480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11119}}^1$

素因数の和:11141

約数の個数: 64

約数和(自身を含む): 68054400

約数和(自身を除く): 46705920

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, 11119, 22238, 33357, 44476, 55595, 66714, 88952, 111190, 133428, 166785, 177904, 222380, 266856, 333570, 355808, 444760, 533712, 667140, 711616, 889520, 1067424, 1334280, 1423232, 1779040, 2134848, 2668560, 3558080, 4269696, 5337120, 7116160, 10674240, 21348480]

約数ペア:

[(1, 21348480), (2, 10674240), (3, 7116160), (4, 5337120), (5, 4269696), (6, 3558080), (8, 2668560), (10, 2134848), (12, 1779040), (15, 1423232), (16, 1334280), (20, 1067424), (24, 889520), (30, 711616), (32, 667140), (40, 533712), (48, 444760), (60, 355808), (64, 333570), (80, 266856), (96, 222380), (120, 177904), (128, 166785), (160, 133428), (192, 111190), (240, 88952), (320, 66714), (384, 55595), (480, 44476), (640, 33357), (960, 22238), (1920, 11119)]