21068160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10973}}^1$

素因数の和:10995

約数の個数: 64

約数和(自身を含む): 67160880

約数和(自身を除く): 46092720

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, 10973, 21946, 32919, 43892, 54865, 65838, 87784, 109730, 131676, 164595, 175568, 219460, 263352, 329190, 351136, 438920, 526704, 658380, 702272, 877840, 1053408, 1316760, 1404544, 1755680, 2106816, 2633520, 3511360, 4213632, 5267040, 7022720, 10534080, 21068160]

約数ペア:

[(1, 21068160), (2, 10534080), (3, 7022720), (4, 5267040), (5, 4213632), (6, 3511360), (8, 2633520), (10, 2106816), (12, 1755680), (15, 1404544), (16, 1316760), (20, 1053408), (24, 877840), (30, 702272), (32, 658380), (40, 526704), (48, 438920), (60, 351136), (64, 329190), (80, 263352), (96, 219460), (120, 175568), (128, 164595), (160, 131676), (192, 109730), (240, 87784), (320, 65838), (384, 54865), (480, 43892), (640, 32919), (960, 21946), (1920, 10973)]