21869974

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{5443}}^1$

素因数の和:5500

約数の個数: 24

約数和(自身を含む): 39098808

約数和(自身を除く): 17228834

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 5443, 10886, 38101, 76202, 223163, 266707, 446326, 533414, 1562141, 3124282, 10934987, 21869974]

約数ペア:

[(1, 21869974), (2, 10934987), (7, 3124282), (14, 1562141), (41, 533414), (49, 446326), (82, 266707), (98, 223163), (287, 76202), (574, 38101), (2009, 10886), (4018, 5443)]