21678842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 35691840

約数和(自身を除く): 14012998

約数列:

[1, 2, 17, 34, 59, 101, 107, 118, 202, 214, 1003, 1717, 1819, 2006, 3434, 3638, 5959, 6313, 10807, 11918, 12626, 21614, 101303, 107321, 183719, 202606, 214642, 367438, 637613, 1275226, 10839421, 21678842]

約数ペア:

[(1, 21678842), (2, 10839421), (17, 1275226), (34, 637613), (59, 367438), (101, 214642), (107, 202606), (118, 183719), (202, 107321), (214, 101303), (1003, 21614), (1717, 12626), (1819, 11918), (2006, 10807), (3434, 6313), (3638, 5959)]