20972826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7237}}^1$

素因数の和:7275

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 33225318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7237, 14474, 21711, 43422, 50659, 65133, 101318, 130266, 151977, 166451, 303954, 332902, 455931, 499353, 911862, 998706, 1165157, 1498059, 2330314, 2996118, 3495471, 6990942, 10486413, 20972826]

約数ペア:

[(1, 20972826), (2, 10486413), (3, 6990942), (6, 3495471), (7, 2996118), (9, 2330314), (14, 1498059), (18, 1165157), (21, 998706), (23, 911862), (42, 499353), (46, 455931), (63, 332902), (69, 303954), (126, 166451), (138, 151977), (161, 130266), (207, 101318), (322, 65133), (414, 50659), (483, 43422), (966, 21711), (1449, 14474), (2898, 7237)]