21817942

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2371}}^1$

素因数の和:2523

約数の個数: 16

約数和(自身を含む): 33815232

約数和(自身を除く): 11997290

約数列:

[1, 2, 43, 86, 107, 214, 2371, 4601, 4742, 9202, 101953, 203906, 253697, 507394, 10908971, 21817942]

約数ペア:

[(1, 21817942), (2, 10908971), (43, 507394), (86, 253697), (107, 203906), (214, 101953), (2371, 9202), (4601, 4742)]