21946030

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 40479264

約数和(自身を除く): 18533234

約数列:

[1, 2, 5, 10, 83, 137, 166, 193, 274, 386, 415, 685, 830, 965, 1370, 1930, 11371, 16019, 22742, 26441, 32038, 52882, 56855, 80095, 113710, 132205, 160190, 264410, 2194603, 4389206, 10973015, 21946030]

約数ペア:

[(1, 21946030), (2, 10973015), (5, 4389206), (10, 2194603), (83, 264410), (137, 160190), (166, 132205), (193, 113710), (274, 80095), (386, 56855), (415, 52882), (685, 32038), (830, 26441), (965, 22742), (1370, 16019), (1930, 11371)]