20212738

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8543}}^1$

素因数の和:8578

約数の個数: 24

約数和(自身を含む): 37525248

約数和(自身を除く): 17312510

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 8543, 17086, 59801, 111059, 119602, 222118, 777413, 1443767, 1554826, 2887534, 10106369, 20212738]

約数ペア:

[(1, 20212738), (2, 10106369), (7, 2887534), (13, 1554826), (14, 1443767), (26, 777413), (91, 222118), (169, 119602), (182, 111059), (338, 59801), (1183, 17086), (2366, 8543)]