21049170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1429}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 50656320

約数和(自身を除く): 29607150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1429, 1473, 2455, 2858, 2946, 4287, 4910, 7145, 7365, 8574, 14290, 14730, 21435, 42870, 701639, 1403278, 2104917, 3508195, 4209834, 7016390, 10524585, 21049170]

約数ペア:

[(1, 21049170), (2, 10524585), (3, 7016390), (5, 4209834), (6, 3508195), (10, 2104917), (15, 1403278), (30, 701639), (491, 42870), (982, 21435), (1429, 14730), (1473, 14290), (2455, 8574), (2858, 7365), (2946, 7145), (4287, 4910)]