21950901

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15149}}^1$

素因数の和:15185

約数の個数: 24

約数和(自身を含む): 37814400

約数和(自身を除く): 15863499

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 15149, 45447, 106043, 136341, 318129, 348427, 954387, 1045281, 2438989, 3135843, 7316967, 21950901]

約数ペア:

[(1, 21950901), (3, 7316967), (7, 3135843), (9, 2438989), (21, 1045281), (23, 954387), (63, 348427), (69, 318129), (161, 136341), (207, 106043), (483, 45447), (1449, 15149)]