2100189

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 3539200

約数和(自身を除く): 1439011

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 157, 273, 343, 471, 637, 1029, 1099, 1911, 2041, 3297, 4459, 6123, 7693, 13377, 14287, 23079, 42861, 53851, 100009, 161553, 300027, 700063, 2100189]

約数ペア:

[(1, 2100189), (3, 700063), (7, 300027), (13, 161553), (21, 100009), (39, 53851), (49, 42861), (91, 23079), (147, 14287), (157, 13377), (273, 7693), (343, 6123), (471, 4459), (637, 3297), (1029, 2041), (1099, 1911)]