21429690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42019}}^1$

素因数の和:42046

約数の個数: 32

約数和(自身を含む): 54457920

約数和(自身を除く): 33028230

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 42019, 84038, 126057, 210095, 252114, 420190, 630285, 714323, 1260570, 1428646, 2142969, 3571615, 4285938, 7143230, 10714845, 21429690]

約数ペア:

[(1, 21429690), (2, 10714845), (3, 7143230), (5, 4285938), (6, 3571615), (10, 2142969), (15, 1428646), (17, 1260570), (30, 714323), (34, 630285), (51, 420190), (85, 252114), (102, 210095), (170, 126057), (255, 84038), (510, 42019)]