21708666117

素因数分解:

$3^3\times {\mathrm{619}}^1\times {\mathrm{1298909}}^1$

素因数の和:1299537

約数の個数: 16

約数和(自身を含む): 32212968000

約数和(自身を除く): 10504301883

約数列:

[1, 3, 9, 27, 619, 1857, 5571, 16713, 1298909, 3896727, 11690181, 35070543, 804024671, 2412074013, 7236222039, 21708666117]

約数ペア:

[(1, 21708666117), (3, 7236222039), (9, 2412074013), (27, 804024671), (619, 35070543), (1857, 11690181), (5571, 3896727), (16713, 1298909)]