2021567205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{140533}}^1$

素因数の和:140685

約数の個数: 32

約数和(自身を含む): 3723588864

約数和(自身を除く): 1702021659

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 2055, 2877, 4795, 14385, 140533, 421599, 702665, 983731, 2107995, 2951193, 4918655, 14755965, 19253021, 57759063, 96265105, 134771147, 288795315, 404313441, 673855735, 2021567205]

約数ペア:

[(1, 2021567205), (3, 673855735), (5, 404313441), (7, 288795315), (15, 134771147), (21, 96265105), (35, 57759063), (105, 19253021), (137, 14755965), (411, 4918655), (685, 2951193), (959, 2107995), (2055, 983731), (2877, 702665), (4795, 421599), (14385, 140533)]