2021922

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1783}}^1$

素因数の和:1804

約数の個数: 40

約数和(自身を含む): 5180736

約数和(自身を除く): 3158814

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1783, 3566, 5349, 10698, 12481, 16047, 24962, 32094, 37443, 48141, 74886, 96282, 112329, 144423, 224658, 288846, 336987, 673974, 1010961, 2021922]

約数ペア:

[(1, 2021922), (2, 1010961), (3, 673974), (6, 336987), (7, 288846), (9, 224658), (14, 144423), (18, 112329), (21, 96282), (27, 74886), (42, 48141), (54, 37443), (63, 32094), (81, 24962), (126, 16047), (162, 12481), (189, 10698), (378, 5349), (567, 3566), (1134, 1783)]