21356474

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{1511}}^1$

素因数の和:1741

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 11738182

約数列:

[1, 2, 37, 74, 191, 382, 1511, 3022, 7067, 14134, 55907, 111814, 288601, 577202, 10678237, 21356474]

約数ペア:

[(1, 21356474), (2, 10678237), (37, 577202), (74, 288601), (191, 111814), (382, 55907), (1511, 14134), (3022, 7067)]