21294987

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{44089}}^1$

素因数の和:44122

約数の個数: 16

約数和(自身を含む): 33861120

約数和(自身を除く): 12566133

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 44089, 132267, 308623, 925869, 1014047, 3042141, 7098329, 21294987]

約数ペア:

[(1, 21294987), (3, 7098329), (7, 3042141), (21, 1014047), (23, 925869), (69, 308623), (161, 132267), (483, 44089)]