21993360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{91639}}^1$

素因数の和:91655

約数の個数: 40

約数和(自身を含む): 68180160

約数和(自身を除く): 46186800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 91639, 183278, 274917, 366556, 458195, 549834, 733112, 916390, 1099668, 1374585, 1466224, 1832780, 2199336, 2749170, 3665560, 4398672, 5498340, 7331120, 10996680, 21993360]

約数ペア:

[(1, 21993360), (2, 10996680), (3, 7331120), (4, 5498340), (5, 4398672), (6, 3665560), (8, 2749170), (10, 2199336), (12, 1832780), (15, 1466224), (16, 1374585), (20, 1099668), (24, 916390), (30, 733112), (40, 549834), (48, 458195), (60, 366556), (80, 274917), (120, 183278), (240, 91639)]