21158144334

素因数分解:

$2^1\times 3^2\times {\mathrm{263}}^1\times {\mathrm{4469401}}^1$

素因数の和:4469672

約数の個数: 24

約数和(自身を含む): 46016962992

約数和(自身を除く): 24858818658

約数列:

[1, 2, 3, 6, 9, 18, 263, 526, 789, 1578, 2367, 4734, 4469401, 8938802, 13408203, 26816406, 40224609, 80449218, 1175452463, 2350904926, 3526357389, 7052714778, 10579072167, 21158144334]

約数ペア:

[(1, 21158144334), (2, 10579072167), (3, 7052714778), (6, 3526357389), (9, 2350904926), (18, 1175452463), (263, 80449218), (526, 40224609), (789, 26816406), (1578, 13408203), (2367, 8938802), (4734, 4469401)]