21736532

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{15053}}^1$

素因数の和:15095

約数の個数: 18

約数和(自身を含む): 40149018

約数和(自身を除く): 18412486

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 15053, 30106, 60212, 286007, 572014, 1144028, 5434133, 10868266, 21736532]

約数ペア:

[(1, 21736532), (2, 10868266), (4, 5434133), (19, 1144028), (38, 572014), (76, 286007), (361, 60212), (722, 30106), (1444, 15053)]