21131844

素因数分解:

$2^2\times 3^1\times {\mathrm{241}}^1\times {\mathrm{7307}}^1$

素因数の和:7555

約数の個数: 24

約数和(自身を含む): 49519008

約数和(自身を除く): 28387164

約数列:

[1, 2, 3, 4, 6, 12, 241, 482, 723, 964, 1446, 2892, 7307, 14614, 21921, 29228, 43842, 87684, 1760987, 3521974, 5282961, 7043948, 10565922, 21131844]

約数ペア:

[(1, 21131844), (2, 10565922), (3, 7043948), (4, 5282961), (6, 3521974), (12, 1760987), (241, 87684), (482, 43842), (723, 29228), (964, 21921), (1446, 14614), (2892, 7307)]