21164770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{192407}}^1$

素因数の和:192425

約数の個数: 16

約数和(自身を含む): 41560128

約数和(自身を除く): 20395358

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 192407, 384814, 962035, 1924070, 2116477, 4232954, 10582385, 21164770]

約数ペア:

[(1, 21164770), (2, 10582385), (5, 4232954), (10, 2116477), (11, 1924070), (22, 962035), (55, 384814), (110, 192407)]