21622167

素因数分解:

$3^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 36840960

約数和(自身を除く): 15218793

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 233, 491, 699, 1473, 1631, 2097, 3437, 4419, 4893, 6291, 10311, 13257, 14679, 30933, 44037, 92799, 114403, 343209, 800821, 1029627, 2402463, 3088881, 7207389, 21622167]

約数ペア:

[(1, 21622167), (3, 7207389), (7, 3088881), (9, 2402463), (21, 1029627), (27, 800821), (63, 343209), (189, 114403), (233, 92799), (491, 44037), (699, 30933), (1473, 14679), (1631, 13257), (2097, 10311), (3437, 6291), (4419, 4893)]