2154978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{5701}}^1$

素因数の和:5719

約数の個数: 32

約数和(自身を含む): 5473920

約数和(自身を除く): 3318942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 5701, 11402, 17103, 34206, 39907, 51309, 79814, 102618, 119721, 153927, 239442, 307854, 359163, 718326, 1077489, 2154978]

約数ペア:

[(1, 2154978), (2, 1077489), (3, 718326), (6, 359163), (7, 307854), (9, 239442), (14, 153927), (18, 119721), (21, 102618), (27, 79814), (42, 51309), (54, 39907), (63, 34206), (126, 17103), (189, 11402), (378, 5701)]