21150045

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22381}}^1$

素因数の和:22402

約数の個数: 32

約数和(自身を含む): 42973440

約数和(自身を除く): 21823395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22381, 67143, 111905, 156667, 201429, 335715, 470001, 604287, 783335, 1007145, 1410003, 2350005, 3021435, 4230009, 7050015, 21150045]

約数ペア:

[(1, 21150045), (3, 7050015), (5, 4230009), (7, 3021435), (9, 2350005), (15, 1410003), (21, 1007145), (27, 783335), (35, 604287), (45, 470001), (63, 335715), (105, 201429), (135, 156667), (189, 111905), (315, 67143), (945, 22381)]