21649801826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2862973}}^1$

素因数の和:2863193

約数の個数: 16

約数和(自身を含む): 34355688000

約数和(自身を除く): 12705886174

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 2862973, 5725946, 54396487, 108792974, 569731627, 1139463254, 10824900913, 21649801826]

約数ペア:

[(1, 21649801826), (2, 10824900913), (19, 1139463254), (38, 569731627), (199, 108792974), (398, 54396487), (3781, 5725946), (7562, 2862973)]