21626520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{180221}}^1$

素因数の和:180235

約数の個数: 32

約数和(自身を含む): 64879920

約数和(自身を除く): 43253400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 180221, 360442, 540663, 720884, 901105, 1081326, 1441768, 1802210, 2162652, 2703315, 3604420, 4325304, 5406630, 7208840, 10813260, 21626520]

約数ペア:

[(1, 21626520), (2, 10813260), (3, 7208840), (4, 5406630), (5, 4325304), (6, 3604420), (8, 2703315), (10, 2162652), (12, 1802210), (15, 1441768), (20, 1081326), (24, 901105), (30, 720884), (40, 540663), (60, 360442), (120, 180221)]