21444056

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{6367}}^1$

素因数の和:6794

約数の個数: 16

約数和(自身を含む): 40309440

約数和(自身を除く): 18865384

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 6367, 12734, 25468, 50936, 2680507, 5361014, 10722028, 21444056]

約数ペア:

[(1, 21444056), (2, 10722028), (4, 5361014), (8, 2680507), (421, 50936), (842, 25468), (1684, 12734), (3368, 6367)]