21370818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22123}}^1$

素因数の和:22158

約数の個数: 32

約数和(自身を含む): 50973696

約数和(自身を除く): 29602878

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 22123, 44246, 66369, 132738, 154861, 309722, 464583, 508829, 929166, 1017658, 1526487, 3052974, 3561803, 7123606, 10685409, 21370818]

約数ペア:

[(1, 21370818), (2, 10685409), (3, 7123606), (6, 3561803), (7, 3052974), (14, 1526487), (21, 1017658), (23, 929166), (42, 508829), (46, 464583), (69, 309722), (138, 154861), (161, 132738), (322, 66369), (483, 44246), (966, 22123)]