21660754

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20551}}^1$

素因数の和:20601

約数の個数: 16

約数和(自身を含む): 35513856

約数和(自身を除く): 13853102

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 20551, 41102, 349367, 637081, 698734, 1274162, 10830377, 21660754]

約数ペア:

[(1, 21660754), (2, 10830377), (17, 1274162), (31, 698734), (34, 637081), (62, 349367), (527, 41102), (1054, 20551)]