56821436

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{20921}}^1$

素因数の和:21029

約数の個数: 24

約数和(自身を含む): 114819936

約数和(自身を除く): 57998500

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 20921, 41842, 83684, 146447, 292894, 585788, 2029337, 4058674, 8117348, 14205359, 28410718, 56821436]

約数ペア:

[(1, 56821436), (2, 28410718), (4, 14205359), (7, 8117348), (14, 4058674), (28, 2029337), (97, 585788), (194, 292894), (388, 146447), (679, 83684), (1358, 41842), (2716, 20921)]