21217416

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80369}}^1$

素因数の和:80389

約数の個数: 32

約数和(自身を含む): 57866400

約数和(自身を除く): 36648984

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80369, 160738, 241107, 321476, 482214, 642952, 884059, 964428, 1768118, 1928856, 2652177, 3536236, 5304354, 7072472, 10608708, 21217416]

約数ペア:

[(1, 21217416), (2, 10608708), (3, 7072472), (4, 5304354), (6, 3536236), (8, 2652177), (11, 1928856), (12, 1768118), (22, 964428), (24, 884059), (33, 642952), (44, 482214), (66, 321476), (88, 241107), (132, 160738), (264, 80369)]