21101936

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{3779}}^1$

素因数の和:4136

約数の個数: 20

約数和(自身を含む): 41013000

約数和(自身を除く): 19911064

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 3779, 5584, 7558, 15116, 30232, 60464, 1318871, 2637742, 5275484, 10550968, 21101936]

約数ペア:

[(1, 21101936), (2, 10550968), (4, 5275484), (8, 2637742), (16, 1318871), (349, 60464), (698, 30232), (1396, 15116), (2792, 7558), (3779, 5584)]