21018992

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{1367}}^1$

素因数の和:1437

約数の個数: 30

約数和(自身を含む): 42111144

約数和(自身を除く): 21092152

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1367, 1922, 2734, 3844, 5468, 7688, 10936, 15376, 21872, 42377, 84754, 169508, 339016, 678032, 1313687, 2627374, 5254748, 10509496, 21018992]

約数ペア:

[(1, 21018992), (2, 10509496), (4, 5254748), (8, 2627374), (16, 1313687), (31, 678032), (62, 339016), (124, 169508), (248, 84754), (496, 42377), (961, 21872), (1367, 15376), (1922, 10936), (2734, 7688), (3844, 5468)]