21184236

素因数分解:

$2^2\times 3^2\times {\mathrm{353}}^1\times {\mathrm{1667}}^1$

素因数の和:2030

約数の個数: 36

約数和(自身を含む): 53732952

約数和(自身を除く): 32548716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353, 706, 1059, 1412, 1667, 2118, 3177, 3334, 4236, 5001, 6354, 6668, 10002, 12708, 15003, 20004, 30006, 60012, 588451, 1176902, 1765353, 2353804, 3530706, 5296059, 7061412, 10592118, 21184236]

約数ペア:

[(1, 21184236), (2, 10592118), (3, 7061412), (4, 5296059), (6, 3530706), (9, 2353804), (12, 1765353), (18, 1176902), (36, 588451), (353, 60012), (706, 30006), (1059, 20004), (1412, 15003), (1667, 12708), (2118, 10002), (3177, 6668), (3334, 6354), (4236, 5001)]