2142212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 4011840

約数和(自身を除く): 1869628

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 397, 794, 1349, 1588, 2698, 5396, 7543, 15086, 28187, 30172, 56374, 112748, 535553, 1071106, 2142212]

約数ペア:

[(1, 2142212), (2, 1071106), (4, 535553), (19, 112748), (38, 56374), (71, 30172), (76, 28187), (142, 15086), (284, 7543), (397, 5396), (794, 2698), (1349, 1588)]