21223236

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16529}}^1$

素因数の和:16643

約数の個数: 24

約数和(自身を含む): 49986720

約数和(自身を除く): 28763484

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16529, 33058, 49587, 66116, 99174, 198348, 1768603, 3537206, 5305809, 7074412, 10611618, 21223236]

約数ペア:

[(1, 21223236), (2, 10611618), (3, 7074412), (4, 5305809), (6, 3537206), (12, 1768603), (107, 198348), (214, 99174), (321, 66116), (428, 49587), (642, 33058), (1284, 16529)]