21311274

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{9839}}^1$

素因数の和:9882

約数の個数: 24

約数和(自身を含む): 44988480

約数和(自身を除く): 23677206

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 9839, 19678, 29517, 59034, 186941, 373882, 560823, 1121646, 3551879, 7103758, 10655637, 21311274]

約数ペア:

[(1, 21311274), (2, 10655637), (3, 7103758), (6, 3551879), (19, 1121646), (38, 560823), (57, 373882), (114, 186941), (361, 59034), (722, 29517), (1083, 19678), (2166, 9839)]