21052716

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{10141}}^1$

素因数の和:10321

約数の個数: 24

約数和(自身を含む): 49411824

約数和(自身を除く): 28359108

約数列:

[1, 2, 3, 4, 6, 12, 173, 346, 519, 692, 1038, 2076, 10141, 20282, 30423, 40564, 60846, 121692, 1754393, 3508786, 5263179, 7017572, 10526358, 21052716]

約数ペア:

[(1, 21052716), (2, 10526358), (3, 7017572), (4, 5263179), (6, 3508786), (12, 1754393), (173, 121692), (346, 60846), (519, 40564), (692, 30423), (1038, 20282), (2076, 10141)]