16921870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2347}}^1$

素因数の和:2464

約数の個数: 32

約数和(自身を含む): 35163648

約数和(自身を除く): 18241778

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 2347, 3605, 4694, 7210, 11735, 16429, 23470, 32858, 82145, 164290, 241741, 483482, 1208705, 1692187, 2417410, 3384374, 8460935, 16921870]

約数ペア:

[(1, 16921870), (2, 8460935), (5, 3384374), (7, 2417410), (10, 1692187), (14, 1208705), (35, 483482), (70, 241741), (103, 164290), (206, 82145), (515, 32858), (721, 23470), (1030, 16429), (1442, 11735), (2347, 7210), (3605, 4694)]