21179414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1597}}^1$

素因数の和:1967

約数の個数: 16

約数和(自身を含む): 33558000

約数和(自身を除く): 12378586

約数列:

[1, 2, 19, 38, 349, 698, 1597, 3194, 6631, 13262, 30343, 60686, 557353, 1114706, 10589707, 21179414]

約数ペア:

[(1, 21179414), (2, 10589707), (19, 1114706), (38, 557353), (349, 60686), (698, 30343), (1597, 13262), (3194, 6631)]