21949035

素因数分解:

$3^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1303}}^1$

素因数の和:2434

約数の個数: 16

約数和(自身を含む): 35176704

約数和(自身を除く): 13227669

約数列:

[1, 3, 5, 15, 1123, 1303, 3369, 3909, 5615, 6515, 16845, 19545, 1463269, 4389807, 7316345, 21949035]

約数ペア:

[(1, 21949035), (3, 7316345), (5, 4389807), (15, 1463269), (1123, 19545), (1303, 16845), (3369, 6515), (3909, 5615)]