21928328

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 20096632

約数列:

[1, 2, 4, 8, 113, 127, 191, 226, 254, 382, 452, 508, 764, 904, 1016, 1528, 14351, 21583, 24257, 28702, 43166, 48514, 57404, 86332, 97028, 114808, 172664, 194056, 2741041, 5482082, 10964164, 21928328]

約数ペア:

[(1, 21928328), (2, 10964164), (4, 5482082), (8, 2741041), (113, 194056), (127, 172664), (191, 114808), (226, 97028), (254, 86332), (382, 57404), (452, 48514), (508, 43166), (764, 28702), (904, 24257), (1016, 21583), (1528, 14351)]