21782070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5903}}^1$

素因数の和:5957

約数の個数: 48

約数和(自身を含む): 58024512

約数和(自身を除く): 36242442

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 5903, 11806, 17709, 29515, 35418, 53127, 59030, 88545, 106254, 177090, 242023, 265635, 484046, 531270, 726069, 1210115, 1452138, 2178207, 2420230, 3630345, 4356414, 7260690, 10891035, 21782070]

約数ペア:

[(1, 21782070), (2, 10891035), (3, 7260690), (5, 4356414), (6, 3630345), (9, 2420230), (10, 2178207), (15, 1452138), (18, 1210115), (30, 726069), (41, 531270), (45, 484046), (82, 265635), (90, 242023), (123, 177090), (205, 106254), (246, 88545), (369, 59030), (410, 53127), (615, 35418), (738, 29515), (1230, 17709), (1845, 11806), (3690, 5903)]